Physics problems
- 1. The SI unit of acceleration is __________.
Options- A. ms-1
- B. ms-2
- C. ms2
- D. m/s Also asked in: Bank Exams
Correct Answer: ms-2
- 2. Warm air is ______.
Options- A. heavier than cold air hence warm air rises up
- B. lighter than cold air hence warm air moves down
- C. lighter than cold air hence warm air rises up
- D. heavier than cold air hence warm air moves down Also asked in: Bank Exams
Correct Answer: lighter than cold air hence warm air rises up
- 3. Instrument for measuring work performed is called _________.
Options- A. Eudiometer
- B. Anemometer
- C. Hyetometer
- D. Ergometer Also asked in: Bank Exams
Correct Answer: Ergometer
- 4. What is the unit of the physical quantity "Stress"?
Options- A. newton second
- B. steradian
- C. pascal
- D. joule Also asked in: Bank Exams, CAT
Correct Answer: pascal
- 5. Light travels fastest in
Options- A. Nitrogen
- B. Air
- C. Steel
- D. Vacuum Also asked in: Bank Exams
Correct Answer: Vacuum
- 6. What is impulse equal to?
Options- A. Change in momentum
- B. Change in force
- C. Change in velocity
- D. Change in acceleration Also asked in: Bank Exams
Correct Answer: Change in momentum
- 7. Acceleration is
Options- A. Inversely proportional to force
- B. Inversely proportional to mass
- C. Directly proportional to mass
- D. Directly proportional to force Also asked in: Bank Exams
Correct Answer: Directly proportional to force
- 8. If a body slides over a surface, the force resisting the motion between them is called ______.
Options- A. Centripetal force
- B. Friction
- C. Centrifugal force
- D. Inertia Also asked in: Bank Exams
Correct Answer: Friction
- 9. In a streamline flow, ________ at every point in the fluid remains same.
Options- A. force
- B. pressure
- C. pressure
- D. speed Also asked in: Bank Exams
Correct Answer: pressure
- 10. What is the viscosity of an ideal fluid?
Options- A. Equal to its mass
- B. Equal to its weight
- C. Zero
- D. One Also asked in: Bank Exams
Correct Answer: Zero
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