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- Question
Planets do not twinkle because
Options- 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
- Correct Answer
- they are nearer to earth and hence we receive a greater amount of light and, therefore minor variations in the intensity are not noticeable
- 1. Sound travels at the fastest speed in
Options- A. steel
- B. water
- C. air
- D. vacuum Discuss
- 2. Moment of inertia is
Options- A. vector
- B. scalar
- C. phasor
- D. tensor Discuss
- 3. Minimum number of unequal vectors which can give zero resultant are
Options- A. two
- B. three
- C. four
- D. more than four Discuss
- 4. Light Emitting Diodes (LED) is used in fancy electronic devices such as toys emit
Options- A. X-rays
- B. ultraviolet light
- C. visible light
- D. radio waves Discuss
- 5. Pa(Pascal) is the unit for
Options- A. thrust
- B. pressure
- C. frequency
- D. conductivity Discuss
- 6. On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because
Options- 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 Discuss
- 7. The central co-operative banks are in direct touch with
Options- A. farmers
- B. state co-operative banks
- C. land development banks
- D. central government Discuss
- 8. Our financial system has provided for the transfer of resources from the centre to the states; the important means of resource transfer are
Options- A. tax sharing
- B. grant-in-aids
- C. loans
- D. All the above Discuss
- 9. The first wholly Indian Bank was set up in
Options- A. 1794
- B. 1894
- C. 1896
- D. 1902 Discuss
- 10. In utensils worth Rs 1000 are produced with copper worth Rs 500, wages paid are Rs 100, other material purchased is worth Rs 100 and depreciation of machinery is zero, then what is the value added in process?
Options- A. Rs 1000
- B. Rs 500
- C. Rs 400
- D. Rs 300 Discuss
Physics problems
Search Results
Correct Answer: steel
Correct Answer: tensor
Correct Answer: three
Correct Answer: visible light
Correct Answer: pressure
Correct Answer: cohesion of mercury is greater than its adhesion with glass
Correct Answer: state co-operative banks
Correct Answer: All the above
Correct Answer: 1894
Correct Answer: Rs 300
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