Physics ↠ Motion

Which of the following best describes a motion

• Unbalanced force acting on an object at rest

• Balanced force acting on an object at rest

• both a and b

• None of the above

Tags

NGSS.MS-PS2-2

(a)   means that the resultant force is not zero.

Tags

NGSS.MS-PS2-2

What are the examples of Repetitive motion?

• Rotating blades of a windmill

• A ball thrown at an angle

• Revolution of the Earth

• Oscillations of a Pendulum

_____________ motion is also called as linear motion.

• Curvilinear motion

• Translatory motion

• Rectilinear motion

(a)   is a physical quantity that is fully described by its magnitude alone.

______________ is the total length of the actual path covered by a moving object irrespective of its direction.

• Displacement

• Distance

• Motion

• Direction

What is displacement?

What is the SI unit of both distance and displacement?

• Km (kilometre)

• gm (gram)

• am (anti meridian)

• m (metre)

What is Uniform motion?

• when a body travels through unequal distances in intervals of time

• when a body travels the same distances in intervals of time

• when a body travels equal distances in intervals of time

• None of the above

What is the equation for finding the average speed tavelled by an object?

• Total distance covered by the object

  Total time taken

• Total time taken

  total distance covered

• total time taken x total distance covered

• All of the above