Discussion
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- Question
The impression of an image persists on the retina for about _________ of a second.
Options- A. 1/10th
- B. 1/8th
- C. 1/16th
- D. 1/5th
- Correct Answer
- 1/16th
- 1. As the object covers unequal distances in equal intervals of time, it is said to be in ____________ motion.
Options- A. uniform
- B. linear
- C. non-uniform
- D. equilibrium Discuss
- 2. In the formula average velocity = (u + v) /2, u is the ___________.
Options- A. Final velocity
- B. Initial displacement
- C. Initial velocity
- D. Final displacement Discuss
- 3. What is the unit of relative density?
Options- A. kg/m
- B. kg/m2
- C. kg/m3
- D. It has no unit Discuss
- 4. The strain produced in a body is directly proportional to the stress applied on it, is called _______.
Options- A. Dollar's law
- B. Hooke's law
- C. Miller's law
- D. Kepler's law Discuss
- 5. What is the unit of the physical quantity "Young's modulus"?
Options- A. newton
- B. erg
- C. joule
- D. pascal Discuss
- 6. Which one among the following is not an electromagnetic wave?
Options- A. X-Ray
- B. R-Ray
- C. Cathode Ray
- D. Infrared Ray Discuss
- 7. If the speed of an object moving along a straight line is constant, its motion is said to be _________.
Options- A. Uniform
- B. Periodic
- C. Circular
- D. Non-uniform Discuss
- 8. The side mirrors of vehicles are of which type of mirrors?
Options- A. Convex
- B. Concave
- C. Plane
- D. Inverted Discuss
- 9. During _____________ motion of an object along a straight line, the velocity remains constant with time.
Options- A. linear
- B. translational
- C. uniform
- D. equilibrium Discuss
- 10. The molecular mass of a gas is ________
Options- A. twice its vapour pressure
- B. equal to its vapour pressure
- C. half its vapour pressure
- D. not related to its vapour pressure Discuss
Physics problems
Search Results
Correct Answer: non-uniform
Correct Answer: Initial velocity
Correct Answer: It has no unit
Correct Answer: Hooke's law
Correct Answer: pascal
Correct Answer: Cathode Ray
Correct Answer: Uniform
Correct Answer: Convex
Correct Answer: uniform
Correct Answer: twice its vapour pressure
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