Physics Questions

Q:

If the velocity of a body is doubled its kinetic energy ________________.

 

A) is also doubled B) becomes half  
C) becomes 1/4 th   D) become 4 times  
 
Answer & Explanation Answer: D) become 4 times  

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Physics
Exam Prep: Bank Exams

2 66427
Q:

Seismic waves are recorded by an instrument called the ________________.

 

A) seismograph B) odograph
C) isograph D) lithograph
 
Answer & Explanation Answer: A) seismograph

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Physics
Exam Prep: Bank Exams

0 65979
Q:

When an object is thrown vertically upwards, at its maximum height its _____________.

 

A) potential energy is zero B) momentum is maximum
C) kinetic energy is zero D) gravitational force is maximum
 
Answer & Explanation Answer: C) kinetic energy is zero

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Physics
Exam Prep: Bank Exams

2 62839
Q:

The magnitude of the gravitational force will be equal to the _________.

 

A) product of mass and acceleration due to the gravitational force   B) ratio of mass and acceleration due to the gravitational force
C) ratio of acceleration due to the gravitational force and mass D) reciprocal of product of mass and acceleration due to the gravitational force  
 
Answer & Explanation Answer: A) product of mass and acceleration due to the gravitational force  

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Physics
Exam Prep: Bank Exams

4 60802
Q:

Find the acceleration (in m/s2) produced in a body of mass 2 kg when a force of 8 N is applied on it.

 

A) 4 B) 16
C) 8 D) 32
 
Answer & Explanation Answer: A) 4

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Physics
Exam Prep: Bank Exams

2 58358
Q:

Which of the following is based on the principle of nuclear fusion?

 

A) Atomic bomb B) Hydrogen bomb
C) Both Atomic and Hydrogen bomb D) No option is correct
 
Answer & Explanation Answer: B) Hydrogen bomb

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Physics
Exam Prep: Bank Exams , CAT

1 57828
Q:

Find the work done (in J) when a charge of 20 C moves across a potential difference of 4 V.

 

 

A) 5 B) 40
C) 80 D) 10
 
Answer & Explanation Answer: C) 80

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Physics
Exam Prep: Bank Exams

2 57321
Q:

The unit of momentum is

 

A) Kgms2 B) Kgms-1
C) Kgms D) Kgms-2
 
Answer & Explanation Answer: B) Kgms-1

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Physics
Exam Prep: Bank Exams

0 56846