Measurement & Motion

1 metre =……………….. centimetre

• 10

• 100

Which of the following is not a distance of unit?

• Metre

• Feet

• Kilogram

• Kilometer

Motion of wheels of a car is an example of

• Translatory motion

• Rectilinear motion

• Random motion

• Rotational motion

What is the correct measurement of the red thread on the scale as shown above:

• 1.5 cm

• 1.9 cm

• 3.4 cm

• 4.4 cm

Motion of a butterfly on a flower can be described as________ motion.

• periodic

• circular

• curvilinear

• random

What device should a tailor use to measure the length of a given cloth?

• Scale

• Measuring tape

• String

• Measuring rod

The distance between Delhi and Kanpur is usually expressed in

• Metre

• Kilometer

• Hectometer

• Centimeter

A ball rolling on the ground shows

• periodic motion

• rectilinear motion

• rotational motion

• both rectilinear and rotational motion

When a screw is tightened it exhibits only rotatory motion.

• True

• False

The motion of the arms of soldiers in a march past is

• oscillatory

• circular

• periodic

• non-periodic