CL6_Motion and measurement of distances

What is the SI unit of length?

• Metre

• Centimetre

• Kilometre

• All of these

4 kilometres are equal to

• 4,00,000 metre

• 40,000 metre

• 4,000 metre

• 400 metre

15 cm are equal to

• 150 mm

• 15 mm

• 1.5 mm

• 0.15 mm

Which is a correct relationship?

• 1 m = 100 cm

• 1 cm = 10 mm

• 1 km = 1000 m

• all of these

An example of rectilinear motion is

• (a) apple falling from a tree

• (b) motion of a car on road

• (c) a spinning top

• (d) both (a) and (b)

Which is an example of a periodic motion?

• Oscillation of a pendulum

• Motion of a bus on road

• Motion of a train on a track

• A stone dropped from a certain height

Which of the following type of motion are possessed by a football rolling on the ground?

• Rotational motion and Rectilinear motion

• Rectilinear motion and Circular motion

• Rotational motion and Circular motion

• Rectilinear motion and Periodic motion

_______ is the ditance from elbow to the tip of the middle finger.

• Ribbon

• Inch tape

• Cubit

• Foot

The standard unit of measurement is known as

• International system of unit

• System of standard unit

• National system

• Standard system

Name the motion in which the objects remain at the same distance from a fixed point.

• Rotational motion

• Circular motion

• Periodic motion

• None of these