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This section includes 2242 Mcqs, each offering curated multiple-choice questions to sharpen your Php knowledge and support exam preparation. Choose a topic below to get started.
51. |
In a two tailed test when a Null Hypothesis is rejected for a True Alternative Hypothesis then it has ____________ |
A. | Type 1 error |
B. | Type 2 error |
C. | No error |
D. | Many errors |
Answer» D. Many errors | |
52. |
If a hypothesis is rejected at 0.6 Level of Significance then ______________ |
A. | it will be rejected at any level |
B. | it must be rejected at 0.5 level |
C. | it may be rejected at 0.5 level |
D. | it cannot be rejected at 0.5 level |
Answer» D. it cannot be rejected at 0.5 level | |
53. |
What is the assumption made for performing the hypothesis test with T distribution? |
A. | the distribution is non-symmetric |
B. | the distribution has more than one modal class |
C. | the distribution has a constant variance |
D. | the distribution follows a normal distribution |
Answer» E. | |
54. |
Which of the following bridge can be used for measuring very low quality factor? |
A. | Hay’s Bridge |
B. | Maxwell Bridge |
C. | Anderson Bridge |
D. | None of the mentioned |
Answer» D. None of the mentioned | |
55. |
Maxwell Bridge is used for measuring_______________ |
A. | Low quality coil (Q<1) |
B. | Medium quality coil (1<Q<10) |
C. | High quality coil (Q>10) |
D. | All quality coil (any value of Q) |
Answer» C. High quality coil (Q>10) | |
56. |
Why Kelvin Bridge is known as a double bridge? |
A. | Two power supplies |
B. | Two unknowns |
C. | Two ratio arms |
D. | None of the mentioned |
Answer» D. None of the mentioned | |
57. |
Which of the following bridge can function as voltage to the current converter? |
A. | Carey-foster bridge |
B. | Kelvin Bridge |
C. | Fontana Bridge |
D. | H-bridge |
Answer» D. H-bridge | |
58. |
Which of the following represents the arrangement of Wheatstone bridge? |
A. | Potentiometer |
B. | Weinbridge |
C. | Schering bridge |
D. | None of the mentioned |
Answer» C. Schering bridge | |
59. |
Wheatstone bridge is used to measure ________________ |
A. | Resistance |
B. | Inductance |
C. | Capacitance |
D. | All of the mentioned |
Answer» E. | |
60. |
The LINK instruction is always followed by ____________ instruction. |
A. | MOV |
B. | UNLK |
C. | ORG |
D. | MOVEM |
Answer» E. | |
61. |
____________ instruction is used to set up a frame pointer for the subroutines in 68000. |
A. | CREATE |
B. | LINK |
C. | UNLK |
D. | FRAME |
Answer» C. UNLK | |
62. |
The 68000 uses ____________ method to access I/O devices buffers. |
A. | Memory mapped |
B. | I/O mapped |
C. | Buffer mapped |
D. | None of the mentioned |
Answer» B. I/O mapped | |
63. |
The purpose of using DBcc as a branch instruction is __________ |
A. | It provides two conditions to be satisfied for a branch to occur |
B. | It provides a counter to check the number of times the branch as taken place |
C. | It is used to check the condition along with the branch condition |
D. | None of the mentioned |
Answer» E. | |
64. |
To allocate a block of memory we use ___________ directive. |
A. | RESERVE |
B. | DS |
C. | DATAWORD |
D. | PLACE |
Answer» C. DATAWORD | |
65. |
The constant can be declared using ___________ directive. |
A. | DATAWORD |
B. | PLACE |
C. | CONS |
D. | DC |
Answer» E. | |
66. |
The starting address is denoted using _________ directive. |
A. | EQU |
B. | ORIGIN |
C. | ORG |
D. | PLACE |
Answer» D. PLACE | |
67. |
As the instructions can deal with variable size operands we use ____________ to resolve this. |
A. | Delimiter |
B. | Size indicator mnemonic |
C. | Special assemblers |
D. | None of the mentioned |
Answer» C. Special assemblers | |
68. |
Which is the most used method for seasoning of wooden sleepers in India? |
A. | Air seasoning |
B. | Artificial seasoning |
C. | Boulton seasoning |
D. | Kiln seasoning |
Answer» B. Artificial seasoning | |
69. |
This process of cutting the wooden sleeper at a slope of 1 in 20 is known as ________ |
A. | adzing of wooden sleepers |
B. | laying of wooden sleepers |
C. | seasoning of sleepers |
D. | prophylactic treatment of sleepers |
Answer» B. laying of wooden sleepers | |
70. |
In which type of sleepers the heartwood side is kept upwards and the sapwood side downwards? |
A. | Treated sleepers |
B. | Untreated sleepers |
C. | Both treated and untreated sleepers |
D. | Neither treated nor untreated sleepers |
Answer» B. Untreated sleepers | |
71. |
Which of the following is not a way of stacking of sleepers? |
A. | One and nine method |
B. | Close crib method |
C. | Open crib method |
D. | Nine and one method |
Answer» E. | |
72. |
Seasoning of sleepers is done to remove the excess preservative from the wood? |
A. | True |
B. | False |
Answer» C. | |
73. |
What is used for removing the moisture content in Boulton process? |
A. | Water (cold) |
B. | Hot preservative |
C. | Natural air |
D. | Hot preservativec) Natural aird) Prophylactic treatment |
Answer» C. Natural air | |
74. |
Why is prophylactic treatment of sleepers done? |
A. | To prevent infection at the treatment plant |
B. | To make it stronger |
C. | To remove excess preservative |
D. | To remove creosote oil |
Answer» B. To make it stronger | |
75. |
What is the order for recovery of preservatives in these processes? |
A. | Rueping process < Lowry process < Bethell process |
B. | Rueping process > Lowry process > Bethell process |
C. | Rueping process < Lowry process < Bethell process |
D. | Rueping process = Lowry process = Bethell process |
Answer» C. Rueping process < Lowry process < Bethell process | |
76. |
Where are Fir sleepers used? |
A. | Lines with traffic density less than 10GMT |
B. | Lines with traffic density less than 30GMT |
C. | All main lines |
D. | All trunk routes |
Answer» B. Lines with traffic density less than 30GMT | |
77. |
Empty cell (Rueping) process is used for treating which type of timber? |
A. | Hard timber |
B. | Porous timber |
C. | Soft wood |
D. | Deodar timber |
Answer» C. Soft wood | |
78. |
Why a final vacuum is applied in the Full cell process? |
A. | To free the timber of excessive preservative |
B. | To add extra preservative |
C. | To maintain equilibrium |
D. | To drain the creosote oil |
Answer» B. To add extra preservative | |
79. |
In which process maximum retention of hot creosote oil is practiced? |
A. | Full cell process |
B. | Empty cell process |
C. | Seasoning of sleepers |
D. | Prophylactic treatment of sleepers |
Answer» B. Empty cell process | |
80. |
What is another name of Full cell method? |
A. | Bethell process |
B. | Rueping process |
C. | Lowry process |
D. | Andrew process |
Answer» B. Rueping process | |
81. |
The slope of discharge face can exceed _______ |
A. | 30° |
B. | 45° |
C. | 60° |
D. | 90° |
Answer» E. | |
82. |
In the figure the face KF is _________ |
A. | seepage face |
B. | velocity face |
C. | discharge face |
D. | pressure face |
Answer» D. pressure face | |
83. |
In the earth dam with no filter, the base parabola does not cut the d/s slope. |
A. | True |
B. | False |
Answer» C. | |
84. |
The base parabola is the ________ |
A. | top flow line |
B. | middle flow line |
C. | bottom flow line |
D. | ¼ of top flow line |
Answer» B. middle flow line | |
85. |
The focus in an earth dam with no filter is ________ |
A. | lowest point of d/s slope |
B. | highest point of d/s slope |
C. | high flood level |
D. | medium flood level |
Answer» B. highest point of d/s slope | |
86. |
The phreatic line is defined as the line within a dam section below which there are ________ in dam. |
A. | positive hydrostatic pressures |
B. | negative hydrostatic pressures |
C. | neutral hydrostatic pressures |
D. | no hydrostatic pressure |
Answer» B. negative hydrostatic pressures | |
87. |
The phreatic line is also known as the ________ |
A. | seepage line |
B. | discharge line |
C. | velocity line |
D. | pressure line |
Answer» B. discharge line | |
88. |
The phreatic line is the ________ |
A. | top flow line separating saturated and unsaturated zones |
B. | middle flow line separating saturated and unsaturated zones |
C. | bottom flow line separating saturated and unsaturated zones |
D. | bottom flow line separating saturated and partially saturated zones |
Answer» B. middle flow line separating saturated and unsaturated zones | |
89. |
The phreatic line can be located by Casagrande method. |
A. | True |
B. | False |
Answer» B. False | |
90. |
Combustion of pulverised coal as compared to that of lump coal _____________ |
A. | develops a non-luminous flame |
B. | can be done with less excess air |
C. | develops a low temperature flame |
D. | provides a lower rate of heat release |
Answer» C. develops a low temperature flame | |
91. |
Calorific value of coal middling generated in coal washeries during washing of coal may be around __________ Kcal/kg. |
A. | 1000 |
B. | 4000 |
C. | 6000 |
D. | 8000 |
Answer» C. 6000 | |
92. |
Flue gas discharge velocity through chimney of a big thermal power plant may be around __________ m/sec. |
A. | 0.5 |
B. | 500 |
C. | 10 |
D. | 50 |
Answer» D. 50 | |
93. |
If the enthalpy change for a reaction is zero, ΔG° is equal to _____________ |
A. | TΔS° |
B. | -TΔS° |
C. | -ΔH° |
D. | lnKeq |
Answer» C. -ΔH° | |
94. |
The free energy of chemical elements at 1 atm & 25HoC is assumed to be? |
A. | Negative |
B. | Positive |
C. | Zero |
D. | None of the mentioned |
Answer» D. None of the mentioned | |
95. |
Control charts with points around mean and in predicted or fixed manner indicate ________ |
A. | Stationary variability |
B. | Non-stationary variability |
C. | Auto correlated variability |
D. | Process out of control |
Answer» B. Non-stationary variability | |
96. |
The control charts formed for judgment of conformities and non-conformities are called ______ control charts. |
A. | Variables |
B. | Attributes |
C. | Acceptance |
D. | Rejections |
Answer» C. Acceptance | |
97. |
Control charts for central tendency and the variability are called _________ control charts. |
A. | Variables |
B. | Attributes |
C. | Acceptance |
D. | Rejections |
Answer» B. Attributes | |
98. |
Which of these can be used to estimate capability of the process? |
A. | Control charts |
B. | Process mean |
C. | Acceptance Sampling |
D. | Designed Experiments |
Answer» B. Process mean | |
99. |
Which of these is a part of corrective action process associated with a control chart? |
A. | OCAP |
B. | DMAIC |
C. | OC curve |
D. | LCL |
Answer» B. DMAIC | |
100. |
The center line of a control chart will be having a value ______ |
A. | Higher than mean of quality characteristic |
B. | Lower than mean of quality characteristic |
C. | Equal to mean of quality characteristic |
D. | Which is higher than UCL |
Answer» D. Which is higher than UCL | |