General Physics Questions And Answers, Set 6

 

General Physics Questions And Answers

Q1. 

Usually, what is the least count of a screw gauge?

Answer : 

0.001 cm

Q2. 

What is the standard unit of measurement of Force?

Answer : 

Newton

Q3. 

What is the unit of measurement of solid angles?

Answer : 

Steradians

Q4. 

What is the correct formula for the relative velocity of body A with respect to B?

Answer : 

Vector VR = Vector VA – Vector VB

Q5. 

A car moves for 60s covering a distance of 3600m with zero initial velocity. What is the acceleration in m/s2?

Answer : 

2

Q6. 

A caterpillar starts travelling at a speed of 1 m/h. If the rate at which the speed changes is 0.1 m/h2, what is the final speed after 10 Hrs?

Answer : 

2 m/h

Q7. 

A body moves a distance of 15 m in a 15mins, with an initial velocity of 0m/min. What is the final velocity in m/min?

Answer : 

2

Q8. 

How does the displacement v/s time graph of a uniformly accelerated motion look like?

Answer : 

A parabola

Q9. 

Which can be used to describe how fast an object is moving along with the direction of motion at a given instant of time?

Answer : 

Instantaneous velocity

Q10. 

What will be the velocity v/s time graph of a ball falling from a height before hitting the ground look like?

Answer : 

A straight line with positive slope

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