## Q1 At what angle a stone should be thrown to get maximum horizontal range?

• a) 90^{0}
• b) 0^{0}
• c) 45^{0}
• d) 180^{0}

• c) 45^{0}

# Q2  the path followed by a projectile is called

• a. territory
• b. treasury
• c. orbit
• d. trajectory

• d. trajectory

## Q3  Any object that is thrown or fired through the air and affected by the force of gravity is called a

• ( a) Aeroplan
• (b) Rocket
• (c) Projectile
• (d) None of these

• (c) Projectile

• a) Linear
• b) Circular
• c) Parabolic
• d) helical

• c) Parabolic

# Q5  Motion of simple pendulum is an example of:

• (a)Linear motion
• (b) Vibratory motion
• (c) Oscillatory motion
• (d) Rotational motion

• (c) Oscillatory motion

## Q6 Angular displacement is defined by the units:

• (a) Revolution
• (d) a&b both

# Q7  Unit of angular acceleration are Radians. (T/F)

• a) True
• b) False

• b) False

## Q8  The angular displacement is _____________ dimensional motion.

• ( a) 1
• (b) 2
• (c) 3
• (d) None of these

• (b) 2

• a) True
• b) False

• a) True

# Q10  Acceleration of a body moving with constant speed in circle is

• (a) Zero
• (b) ⍵^{2}r
• (c) ω r
• (d) ⍵^{2}/r

• (b) ⍵^{2}`r 