MCQOPTIONS
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MCQOPTIONS
This section includes 2016 Mcqs, each offering curated multiple-choice questions to sharpen your General Knowledge knowledge and support exam preparation. Choose a topic below to get started.
| 2001. |
Siphon will fail to work if |
| A. | the densities of the liquid in the two vessels are equal |
| B. | the level of the liquid in the two vessels are at the same height |
| C. | both its limbs are of unequal length |
| D. | the temperature of the liquids in the two vessels are the same |
| Answer» C. both its limbs are of unequal length | |
| 2002. |
The absorption of ink by blotting paper involves |
| A. | viscosity of ink |
| B. | capillary action phenomenon |
| C. | diffusion of ink through the blotting |
| D. | siphon action |
| Answer» C. diffusion of ink through the blotting | |
| 2003. |
Planets are |
| A. | luminous heavenly bodies revolving around a star |
| B. | non-luminous heavenly bodies |
| C. | luminous heavenly bodies that twinkle |
| D. | luminous heavenly bodies that do not twinkle |
| Answer» C. luminous heavenly bodies that twinkle | |
| 2004. |
Sound of frequency below 20 Hz is called |
| A. | audio sounds |
| B. | infrasonic |
| C. | ultrasonic |
| D. | supersonics |
| Answer» C. ultrasonic | |
| 2005. |
Light from the star, Alpha Centauri, which is nearest to the earth after the sun, reaches the earth in |
| A. | 4.2 seconds |
| B. | 42 seconds |
| C. | 4.2 years |
| D. | 42 years |
| Answer» D. 42 years | |
| 2006. |
Radiocarbon dating technique is used to estimate the age of |
| A. | rocks |
| B. | monuments |
| C. | soil |
| D. | fossils |
| Answer» E. | |
| 2007. |
Of the following properties of a wave, the one that is independent of the other is its |
| A. | amplitude |
| B. | velocity |
| C. | wavelength |
| D. | frequency |
| Answer» B. velocity | |
| 2008. |
Of the four locations mentioned below the highest inside temperature will be attained in the pressure cooker operated with the pressure valve open |
| A. | at sea level |
| B. | at the top of Mt. Everest |
| C. | at a place in a valley below sea level |
| D. | in an aeroplane flying at a height of 10,000 m with inside pressure maintained at the sea level |
| Answer» D. in an aeroplane flying at a height of 10,000 m with inside pressure maintained at the sea level | |
| 2009. |
ML2T-2 is the dimensional formula for |
| A. | moment of inertia |
| B. | pressure |
| C. | elasticity |
| D. | couple acting on a body |
| Answer» E. | |
| 2010. |
Superconductors are substances which |
| A. | conduct electricity at low temperature |
| B. | offer high resistance to the flow of current |
| C. | offer no resistance to the flow of electricity |
| D. | conduct electricity at high temperatures |
| Answer» D. conduct electricity at high temperatures | |
| 2011. |
Rain is falling vertically downwards. To a man running east-wards, the rain will appear to be coming from |
| A. | east |
| B. | west |
| C. | northeast |
| D. | southeast |
| Answer» B. west | |
| 2012. |
Planets do not twinkle because |
| A. | they emit light of a constant intensity |
| B. | their distance from the earth does not change with time |
| C. | they are very far away from the earth resulting in decrease in intensity of light |
| D. | they are nearer to earth and hence we receive a greater amount of light and, therefore minor variations in the intensity are not noticeable |
| Answer» E. | |
| 2013. |
Of the following natural phenomena, tell which one known in Sanskrit as 'deer's thirst'? |
| A. | Rainbow |
| B. | Earthshine |
| C. | Halo |
| D. | Mirage |
| Answer» E. | |
| 2014. |
Nuclear sizes are expressed in a unit named |
| A. | Fermi |
| B. | angstrom |
| C. | newton |
| D. | tesla |
| Answer» B. angstrom | |
| 2015. |
On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because |
| A. | mercury is a metal |
| B. | density of mercury is greater than that of water |
| C. | cohesion of mercury is greater than its adhesion with glass |
| D. | cohesion of water is greater than its adhesion with glass |
| Answer» D. cohesion of water is greater than its adhesion with glass | |
| 2016. |
Radiocarbon is produced in the atmosphere as a result of |
| A. | collision between fast neutrons and nitrogen nuclei present in the atmosphere |
| B. | action of ultraviolet light from the sun on atmospheric oxygen |
| C. | action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere |
| D. | lightning discharge in atmosphere |
| Answer» B. action of ultraviolet light from the sun on atmospheric oxygen | |