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- Question
The atomic bomb is based on the principle of
Options- A. Uncontrolled nuclear fusion
- B. Uncontrolled nuclear fission
- C. Controlled nuclear fission
- D. Controlled nuclear fusion
- Correct Answer
- Uncontrolled nuclear fission
- 1. Two vectors are said to be equal if
Options- A. only their magnitudes are same
- B. only their directions are same
- C. both magnitude and direction are same
- D. magnitudes are same but directions are opposite Discuss
- 2. 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
- 3. 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
- 4. The side mirrors of vehicles are of which type of mirrors?
Options- A. Convex
- B. Concave
- C. Plane
- D. Inverted Discuss
- 5. 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
- 6. We are able to walk on earth without slipping because of
Options- A. Gravitational force
- B. Frictional force
- C. Viscous force
- D. Centrifugal force Discuss
- 7. In hydel power station, the motion produced in turbines is due to
Options- A. flow of water
- B. burning of coal
- C. burning of diesel
- D. production of steam Discuss
- 8. The coil wire in the electric room heater or electric cooking heater is called __________.
Options- A. Circuit
- B. Element
- C. Filament
- D. Cells Discuss
- 9. The sliding friction is _______________ than the static friction.
Options- A. double
- B. same
- C. greater
- D. smaller Discuss
- 10. Kelvin (K) is the unit of measurement of ________.
Options- A. Density
- B. Pressure
- C. Mass
- D. Temperature Discuss
Physics problems
Search Results
Correct Answer: both magnitude and direction are same
Correct Answer: twice its vapour pressure
Correct Answer: uniform
Correct Answer: Convex
Correct Answer: Uniform
Correct Answer: Frictional force
Correct Answer: flow of water
Correct Answer: Element
Correct Answer: smaller
Correct Answer: Temperature
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