General Physics Questions And Answers, Set 36

General Physics Questions And Answers

Q1. 

Gravitational force is the strongest fundamental force.

Answer :  

False

Q2. 

Kepler’s laws of planetary motion were proposed only for _____

Answer : 

our sun

Q3. 

Kepler’s laws of planetary motion improved ______

Answer :  

the heliocentric theory

Q4. 

Bulk modulus is defined as -P / (ΔV/V). Therefore it can be negative. True or False?

Answer :  

False

Q5. 

Hooke’s law states that _____

Answer : 

stress is proportional to strain under elastic limit

Q6. 

Strain can be negative. True or False ?

Answer :  

True

Q7. 

Surface energy is _____

Answer :  

the extra energy that the molecules at the surface have relative to molecules inside the liquid

Q8. 

Coefficient of viscosity doesn’t depend on temperature because it is a property of the fluid. True or False?

Answer :  

False

Q9. 

In which of the following conditions can the Bernoulli equation not be used ?

Answer :  

Viscous flow

Q10. 

In which one of the following cases can the equation of continuity be used ?

Answer :  

Incompressible flow

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