Measurements

1

Knot is a unit of speed of which of the following?

A. Aeroplane
B. Light waves
C. Ship
D. Sound waves

2

Nautical mile is a unit of distance used in

A. navigation
B. road mile
C. astronomy
D. measuring the boundaries of a nation

3

A chronometer measures

A. colour contrast
B. sound waves
C. time
D. water waves

4

Electric current is measure by

A. commutator
B. anemometer
C. ammeter
D. voltmeter

5

Kilowatt is a unit to measure

A. work
B. power
C. electricity
D. current