### SAT - Science - Physics - Mechanics

#### Question - 1

The motion of the wheel of a cycle is

• A rectilinear
• B rotatory
• C translatory
• D translatory and rotatory

#### Question - 2

In 10 minutes a car whose speed is 60 km/hr travels a distance of

• A 10 km
• B 20 km
• C 30 km
• D 45 km

#### Question - 3

When the distance an object travels indirectly proportional to the length of the time, it is said to travel with

• A zero velocity
• B uniform velocity
• C constant speed
• D constant acceleration

#### Question - 4

The acceleration of a moving body can be found from

• A area under velocity - time graph
• B area under distance = time graph
• C slope of the velocity - time graph
• D slope of the velocity - time graph

#### Question - 5

A stone is released with zero velocity from the top of a tower and travels 24.5 m in last seconds of its journey. The time for which the stone is in air is

• A 3 sec
• B 9 sec
• C 1 sec
• D 5 sec

#### Question - 6

The area under the acceleration - time graph represents

• A displacement
• B velocity
• C change in velocity
• D distance travelled

#### Question - 7

A particle revolves around a circular path the acceleration of the particle is

• A along the circumference of the circle
• B along the tangent
• C along the radius
• D zero

#### Question - 8

The SI unit of force is

• A Newton
• B joule
• C dyne
• D kgwt

#### Question - 9

The force required to produce an acceleration of 5 m/S2 in an object of mass 2 kg is

• A 2.5 N
• B 10.0 N
• C 0.4 N
• D 7.0 N

#### Question - 10

Force can be defined on the basis of

• A Newton's first law of motion
• B Newton's second law of motion
• C Newton's third law of motion
• D Newton's law of gravitation