General Physics Questions And Answers, Set 18

 

General Physics Questions And Answers

Q1. 

Dividing 5î + 10ĵ by 5 gives ______

Answer :  

î + 2ĵ

Q2. 

What is the result when î + 14ĵ is multiplied by √49?

Answer : 

7î + 98ĵ

Q3. 

Mass is a ____

Answer :  

Scalar quantity

Q4. 

A rocket takes off from the earth and continues to move in a circular orbit with the thrusters on. What can be said about the angular velocity of the rocket?

Answer :  

It increases

Q5. 

What can be said about a body which is moving with a constant velocity?

Answer :  

It is in dynamic equilibrium

Q6. 

If a body returns to its original state of equilibrium after giving it a small displacement, the equilibrium is known as ______

Answer :  

Stable equilibrium

Q7. 

Two bodies of masses 2 Kg and 7 Kg are moving with velocities of 2 m/s and 7 m/s respectively. What is the total momentum of the system in Kg-m/s?

Answer :  

53

Q8. 

Two bodies in contact experience forces in ________

Answer :  

Opposite directions

Q9. 

An example of variable mass system is _____

Answer :  

A rocket taking off

Q10. 

A straight moving bus takes a sharp right turn. What will happen to the passengers sitting inside the bus?

Answer :  

They will tilt leftwards

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