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MCQOPTIONS
This section includes 467 Mcqs, each offering curated multiple-choice questions to sharpen your Railways knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
When you look at the speedometer in a moving car, you can see the car's |
| A. | instantaneous speed |
| B. | Average speed |
| C. | Instantaneous acceleration |
| D. | Direction |
| Answer» B. Average speed | |
| 52. |
Average speed is |
| A. | a measure of how fast something is moving |
| B. | the distance covered per unit of time |
| C. | always measured in terms of a unit of distance divided by a unit of time |
| D. | all of the above |
| Answer» E. | |
| 53. |
Area under velocity-time curve over a given interval of time represents |
| A. | acceleration |
| B. | momentum |
| C. | velocity |
| D. | displacement |
| Answer» E. | |
| 54. |
Speed is in general ___ in magnitude than that of the velocity. |
| A. | equal |
| B. | greater or equal |
| C. | smaller |
| D. | none of these |
| Answer» C. smaller | |
| 55. |
Sunlight and water power are sources of energy which are |
| A. | renewable |
| B. | very harmful |
| C. | fossils |
| D. | destroyable |
| Answer» B. very harmful | |
| 56. |
__ is the best environmental clean alternative fad. |
| A. | CNG |
| B. | Coal |
| C. | Petrol |
| D. | Diesel |
| Answer» B. Coal | |
| 57. |
Unit of self inductance is |
| A. | \[\frac{newton-\text{second}}{coulomb\times ampere}\] |
| B. | \[\frac{joule/coulomb/\text{second}}{ampere}\] |
| C. | \[\frac{volt\times ,metre}{coulomb}\] |
| D. | \[\frac{newton\times metre}{ampere}\] |
| Answer» C. \[\frac{volt\times ,metre}{coulomb}\] | |
| 58. |
The unit of permittivity of free space, \[{{\varepsilon }_{0}}\]is |
| A. | \[coulom{{b}^{2}}/{{(newton-metre)}^{2}}\] |
| B. | coulomb/newton-metre |
| C. | \[newton-mete{{r}^{2}}/coulom{{b}^{2}}\] |
| D. | \[coulom{{b}^{2}}/newton-metr{{e}^{2}}\] |
| Answer» E. | |
| 59. |
Unit of Stefan's constant is |
| A. | \[J\,\,{{s}^{-1}}\] |
| B. | \[J\,\,{{m}^{-2}}{{s}^{-1}}{{K}^{-4}}\] |
| C. | \[J\,\,{{m}^{-2}}\] |
| D. | \[J\,s\] |
| Answer» C. \[J\,\,{{m}^{-2}}\] | |
| 60. |
Which relation is wrong? |
| A. | 1 calorie = 4.18 joule |
| B. | \[1A={{10}^{-10}}m\] |
| C. | \[1\,\,MeV=1.6\times {{10}^{-13}}joule\] |
| D. | \[1\,\,newton={{10}^{-5}}\,dyne\] |
| Answer» E. | |
| 61. |
Power Is a measure of the ____ |
| A. | rate of change of momentum |
| B. | force which produces motion |
| C. | change of energy |
| D. | rate of change of energy |
| Answer» E. | |
| 62. |
The slope of the tangent drawn on position-time graph at any instant is equal to the instantaneous |
| A. | acceleration |
| B. | force |
| C. | velocity |
| D. | momentum |
| Answer» D. momentum | |
| 63. |
Velocity-time curve for a body projected vertically upwards is |
| A. | parabola |
| B. | ellipse |
| C. | hyperbola |
| D. | straight line |
| Answer» E. | |
| 64. |
If L, C, and R denote the inductance, capacitance and resistance respectively, the dimensional formula for\[{{C}^{2}}LR\] is |
| A. | \[[M{{L}^{2}}{{T}^{-1}}{{I}^{0}}]\] |
| B. | \[[{{M}^{0}}{{L}^{0}}{{T}^{3}}{{I}^{0}}]\] |
| C. | \[[{{M}^{-1}}{{L}^{-2}}{{T}^{6}}{{I}^{2}}]\] |
| D. | \[[{{M}^{0}}{{L}^{-1}}\,\,{{T}^{0}}]\] |
| Answer» C. \[[{{M}^{-1}}{{L}^{-2}}{{T}^{6}}{{I}^{2}}]\] | |
| 65. |
The S.I. unit of universal gas constant is |
| A. | \[Watt\,\,K-1\,\,mol-1\] |
| B. | \[NK-1\,\,mol\,\,-1\] |
| C. | \[JK-1\,\,mol\,\,-1\] |
| D. | \[erg\,\,K-1\,\,mol\,\,-1\] |
| Answer» D. \[erg\,\,K-1\,\,mol\,\,-1\] | |
| 66. |
Formula for gravitational potential energy is |
| A. | \[{{E}_{P}}=mg/h\], where m is mass, g is gravitational pull and is height |
| B. | \[{{E}_{P}}=m/gh\], where m is mass, g is gravitational pull and is height |
| C. | \[{{E}_{P}}=mgh\], where m is mass, g is gravitational pull and is height |
| D. | \[{{E}_{P}}=gh/m\], where m is mass, g is gravitational pull and is height |
| Answer» D. \[{{E}_{P}}=gh/m\], where m is mass, g is gravitational pull and is height | |
| 67. |
Electric generators convert mechanical energy into |
| A. | light energy |
| B. | sound energy |
| C. | electrical energy |
| D. | chemical energy |
| Answer» D. chemical energy | |
| 68. |
A compressed spring possesses |
| A. | Kinetic Energy |
| B. | Elastic Potential Energy |
| C. | Gravitational Potential Energy |
| D. | Sound Energy |
| Answer» C. Gravitational Potential Energy | |
| 69. |
The path of a particle moving under the influence of a force fixed in magnitude and direction is |
| A. | straight line |
| B. | circle |
| C. | parabola |
| D. | ellipse |
| Answer» B. circle | |
| 70. |
A body is thrown upwards and reaches its maximum height At that position |
| A. | its acceleration is minimum |
| B. | its velocity is zero and its acceleration is also zero |
| C. | its velocity is zero but its acceleration is maximum |
| D. | its velocity is zero and its acceleration is the acceleration due to gravity. |
| Answer» E. | |
| 71. |
The dimensions of electrical permittivity are |
| A. | \[[{{A}^{2}}{{M}^{-1}}{{L}^{-3}}{{T}^{4}}]\] |
| B. | \[[{{A}^{2}}{{M}^{-1}}{{L}^{-3}}{{T}^{0}}]\] |
| C. | \[[A{{M}^{-1}}{{L}^{-3}}{{T}^{4}}]\] |
| D. | \[[{{A}^{2}}{{M}^{0}}{{L}^{-3}}{{T}^{4}}]\] |
| Answer» B. \[[{{A}^{2}}{{M}^{-1}}{{L}^{-3}}{{T}^{0}}]\] | |
| 72. |
The force F on a sphere of radius a moving in a medium with velocity v is given by\[F=6\pi \eta av\] The dimensions of \[\eta \] are |
| A. | \[[M{{L}^{-3}}]\] |
| B. | \[[M{{L}^{-2}}]\] |
| C. | \[[M{{L}^{-1}}]\] |
| D. | \[[M{{L}^{-1}}{{T}^{-1}}]\] |
| Answer» E. | |
| 73. |
The person or organization responsible for rehabilitation is: |
| A. | an employee's doctor |
| B. | the insurance company |
| C. | the employer |
| D. | the employee, when better |
| Answer» D. the employee, when better | |
| 74. |
Which of the following involves redesigning of equipment. machinery and material for the safe performance of the jobs? |
| A. | Safety engineering |
| B. | Safety campaigns |
| C. | Safety training |
| D. | Safety committee |
| Answer» B. Safety campaigns | |
| 75. |
The responsibility for maintenance of employee health and safety is with |
| A. | employees |
| B. | employers |
| C. | government |
| D. | All of the above |
| Answer» E. | |
| 76. |
The primary purpose of employee safety programme is to preserve the employees' |
| A. | mental health |
| B. | physical health |
| C. | emotional health |
| D. | All of the above |
| Answer» E. | |
| 77. |
The following is/are physical hazard agent(s) |
| A. | Falls |
| B. | Electricity |
| C. | Inhalation |
| D. | All of the above |
| Answer» E. | |
| 78. |
If you think of an Environmental or Health & Safety related improvement for the business, or experience a "near miss" for either of these subjects, what should you do? |
| A. | Nothing, it probably won't get considered and nothing will be done about it |
| B. | Raise it at the next meeting with your Manager |
| C. | Submit the relevant details through the improvement request system on the Intranet homepage |
| D. | None of these. |
| Answer» D. None of these. | |
| 79. |
A safety programme consists of |
| A. | Three E's |
| B. | Four E's |
| C. | Five E's |
| D. | Six E's |
| Answer» C. Five E's | |
| 80. |
For household wiring and small units, the following should be used for safety measure |
| A. | MCB |
| B. | ACB |
| C. | OCB |
| D. | MCCB |
| Answer» B. ACB | |
| 81. |
Which of the following color is used for radiation hazard? |
| A. | Red |
| B. | Orange |
| C. | Green |
| D. | Purple |
| Answer» E. | |
| 82. |
Probability of the event that might occur X Severity of the event if it occurs |
| A. | Accident |
| B. | Hazard |
| C. | Risk |
| D. | None of the above |
| Answer» D. None of the above | |
| 83. |
Ensuring the safety, health and welfare of the employees is the primary purpose of the |
| A. | Factories Act, 1948 |
| B. | Payment of Wages Act, 1936 |
| C. | Equal Remuneration Act, 1976 |
| D. | Industrial Disputes Act, 1947 |
| Answer» B. Payment of Wages Act, 1936 | |
| 84. |
Check list for Job Safety Analysis (JSA) consists of |
| A. | Work area, material, machine, tools |
| B. | Men, machine, material, tools |
| C. | Men, machine, work area, tools |
| D. | Men, work area Material, tools |
| Answer» B. Men, machine, material, tools | |
| 85. |
What is the best way to prevent injury at work? |
| A. | Remove the hazard or redesign the task |
| B. | Restrict access to the hazard |
| C. | Provide gloves and a bobble hat |
| D. | Send all employees home - they'll much safer there |
| Answer» B. Restrict access to the hazard | |
| 86. |
Under the Health and Safety at Work Act 1974, an employer must: |
| A. | Provide a bright, cheerful place to work |
| B. | Safeguard the safety and health of all employees |
| C. | Give everyone their very own copy of company safety policy |
| D. | Provide personalized hard hats in a variety of colors |
| Answer» C. Give everyone their very own copy of company safety policy | |
| 87. |
The Occupational Safety and Health Act apply to all employees who work for an employer that is engaged in a business affecting: |
| A. | internal security. |
| B. | interstate commerce. |
| C. | surrounding environment and natural ecosystems. |
| D. | overall health and safety of civilians. |
| Answer» C. surrounding environment and natural ecosystems. | |
| 88. |
Approach to encourage and facilitate employees to enhance healthy lifestyle is called |
| A. | health promotion |
| B. | safety promotion |
| C. | wellness promotion |
| D. | none of above |
| Answer» B. safety promotion | |
| 89. |
What must a safety inspection or safety observation report contain? |
| A. | A description of the time required to complete the identified actions. |
| B. | A description of the progress of activities. |
| C. | A description of the findings of the inspection or observation. |
| D. | "None of these. |
| Answer» D. "None of these. | |
| 90. |
What is important in an accident investigation? |
| A. | To clean up the site of the accident as quickly as possible in order to prevent new accidents. |
| B. | To only interview the victim. |
| C. | To collect all facts and information at the location of the accident. |
| D. | None of these. |
| Answer» D. None of these. | |
| 91. |
What is an important area for attention if an on-site investigation is conducted after an accident? |
| A. | That the documents present at the site are retrieved |
| B. | That this investigation be conducted before the government's Health and Safety Inspection Service is informed |
| C. | That the areas for improvement are discussed with the site's owner. |
| D. | None of these. |
| Answer» B. That this investigation be conducted before the government's Health and Safety Inspection Service is informed | |
| 92. |
Which of the following is not a source of the law on health and safety at work? |
| A. | Guidance notes |
| B. | Regulations. |
| C. | Recent case law |
| D. | Common law. |
| Answer» D. Common law. | |
| 93. |
What does the provision of security of people's assets while at the workplace entail? |
| A. | Having all assets under lock and key |
| B. | Preventing theft, pilferage and damage of assets and being vigilant with the security of the assets. |
| C. | Issuing security badges and identity cards to all people at the workplace. |
| D. | None of these. |
| Answer» C. Issuing security badges and identity cards to all people at the workplace. | |
| 94. |
As a supervisor how can you ensure that unsafe behavior becomes less likely? |
| A. | By planning the work differently. |
| B. | By imposing sanctions on unsafe behavior. |
| C. | By giving in to employees more quickly. |
| D. | None of these. |
| Answer» C. By giving in to employees more quickly. | |
| 95. |
Which work accidents must be reported to the government's Health and Safety Inspection Service? |
| A. | Only accidents involving a fatality. |
| B. | All serious accidents. |
| C. | All accidents. |
| D. | None of these. |
| Answer» C. All accidents. | |
| 96. |
What is the purpose of general safety rules? |
| A. | They identify the correct barriers to be installed for work activities. |
| B. | They govern reporting in and out at the work site. |
| C. | They govern the use of safety harnesses for working at height. |
| D. | None of these. |
| Answer» C. They govern the use of safety harnesses for working at height. | |
| 97. |
Which of the following is a hazard in working with hoisting equipment? |
| A. | The employee may become physically overburdened |
| B. | The load may fall from the hook. |
| C. | The worker may incur hearing loss. |
| D. | None of these. |
| Answer» C. The worker may incur hearing loss. | |
| 98. |
Does an employer have to produce a health and safety statement outlining their policies? |
| A. | Yes, but only if they employ over 5 people. |
| B. | Yes, but only if they employ over 100 people. |
| C. | No, there is no requirement to provide a health and safety statement. |
| D. | Yes, but only if they employ over 500 people. |
| Answer» B. Yes, but only if they employ over 100 people. | |
| 99. |
What requirement is a safety harness expected to meet? |
| A. | A safety harness must fit well and be adjusted to the wearer. |
| B. | A safety harness must be equipped with leather seat straps. |
| C. | A safety harness must have double stitched shoulder belts. |
| D. | None of these. |
| Answer» B. A safety harness must be equipped with leather seat straps. | |
| 100. |
Workplace related injuries, illnesses and deaths impose costs upon? |
| A. | Employers |
| B. | Employees |
| C. | The community |
| D. | All of these. |
| Answer» E. | |