Physics Past Questions and Answers

When a brick is taken from the earth's surface to the moon, its mass

A Remains constant
B Reduces
C Increases
D Becomes zero

Question 2:

When a brick is taken from the earth's surface to the moon, its mass

A Remains constant
B Reduces
C Increases
D Becomes zero

Question 3:

The resultant of two forces is 50N. If the forces are perpendicular to each other and one of them makes an angle 0f 30^o with the resultant, find its magnitude.

A 100.0N
B 57.7N
C 43.3N
D 25.0N

Question 4:

The pair of physical quantities that are scalar only are ?

A Volume and area
B Moment and momentum
C Length and displacement
D Impulse and time

Question 5:

A simple pendulum of length 0.4m has a period of 2s. What is the period a similar pendulum of length 0.8m at the same place?

A 8s
B 4s
C 2\(\sqrt{2}s\)
D \(\sqrt{2}s\)