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- Question
Increased wind speed is accompanied by a reduced air _____________.
Options- A. humidity
- B. pressure
- C. density
- D. aridity
- Correct Answer
- pressure
- 1. The material used in electric heater is
Options- A. Tungsten
- B. Nichrome
- C. Brass
- D. Steel Discuss
- 2. Which of the following is a device designed to protect electrical devices from voltage spikes?
Options- A. Voltage unloader
- B. Surge protector
- C. Heat protector
- D. Current unloader Discuss
- 3. If a person moves a trolley for a distance of 10 m with a force of 50 N, then the work done is
Options- A. 0.2 J
- B. 5 J
- C. 20 J
- D. 500 J Discuss
- 4. Heat flows as a result of difference of _____.
Options- A. Temperature
- B. Density
- C. mass
- D. Volume Discuss
- 5. Heat transfer by conduction occurs when molecules
Options- A. Collide
- B. Combine
- C. Heated
- D. None of the above Discuss
- 6. Rate of change of displacement is known as ............
Options- A. Acceleration
- B. Velocity
- C. Speed
- D. Distance Discuss
- 7. An object at rest will remain at rest and an object in motion will remain in motion until and unless it is acted upon by an external force. This is Newton's
Options- A. First law
- B. Second law
- C. Third law
- D. Fourth law Discuss
- 8. Momentum is measured as the product of :
Options- A. Mass and inertia
- B. Mass and force
- C. Mass and velocity
- D. Mass and acceleration Discuss
- 9. For every action, there is an equal and opposite reaction, is Newton's
Options- A. First law
- B. Second law
- C. Third law
- D. Fourth law Discuss
- 10. Rate of change of momentum is
Options- A. Area
- B. Pressure
- C. Force
- D. Velocity Discuss
Physics problems
Search Results
Correct Answer: Nichrome
Correct Answer: Surge protector
Correct Answer: 500 J
Correct Answer: Temperature
Correct Answer: Collide
Correct Answer: Velocity
Correct Answer: First law
Correct Answer: Mass and velocity
Correct Answer: Third law
Correct Answer: Force
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