## The unit of work is

- Joule
- Neutron
- Watt
- Dyne

**Joule**

## The SI unit of electrical resistance of conductor is

- Faraday
- Volts
- Ampere
- Ohm-metre

**Ohm-metre**

## The unit of power is

- Hertz
- Volts
- Watt
- Neutron

**Watt**

## The unit of the force is

- Faraday
- Fermi
- Newton
- Rutherford

**Newton**

## Light year is the unit of

- Distance
- Time
- Speed of Light
- Intensity of Light

**Distance**

## Which one of the following is the unit of measure of the thickness of the ozone layer of the atmosphere

- Knot
- Dobson
- Poise
- Maxwell

**Dobson**

## ‘Light Year’ is

- The year in which February has 29 days
- The distance travelled by light in one year
- The time which sun rays take to reach the Earth
- The time in which a spacecraft reaches Moon from the Earth

**The distance travelled by light to reach the Earth**

## A parsec, unit of distance used to measure related to the stats in the sky, is equal to

- 4.25 light years
- 3.25 light years
- 4.50 light years
- 3.05 light years

**3.25 light years**

## PARSEC is the unit of

- Distance
- Time
- Light intensity
- Magnetic force

**Distance**

## Which unit of measurement is multiplied by 0.39 to convert it to ‘Inches’

- Millimetre
- Centimetre
- Metre
- Decimetre

**Centimetre**

## How can the height of a person who is six feet tall, be expressed (approximately) in nanometre ?

- 183×10*6 mm
- 234×10*6 mm
- 183×10*7 mm
- 181×10*7 mm

**183×10*7 mm**

## Ampere is the unit of

- Voltage
- Electric current
- Resistance
- Power

**Electric current**

## Megawatt is the measuring unit of power which is

- Generated
- Consumed
- Saved
- Lost in transmission

**Generated**

## Which one of the following SI unit is not correctly matched

- Work : Joule
- Force : Newton
- Mass : Kg
- Pressure : Dyne

**Pressure :Dyne**

## Which one of the following is not correctly matched ?

- Knot : Measure of speed of ship
- Nautical mile : Unit of distance used in navigation
- Agnstrom : Unit of wavelength
- Light year : Unit of measuring time

**Light year : Unit of measuring time**

## How many watts are there in a horsepower ?

- 1000
- 750
- 746
- 748

**746**

## ‘Joule’ is related to energy in the same way as ‘Parsec’ is related to

- Mass
- Presure
- Density
- Purity

**Pressure**

## One micron is equal to

- 1/10 mm
- 1/100 mm
- 1/1000 mm
- 1/10,000 mm

**1/1000 mm**

## Which one of the following is not correctly matched ?

- Decibel : Unit of sound intensity
- Horsepower : Unit of power
- Nautical miles : Unit of naval distance
- Celsius : Unit of heat

**Celsius : Unit of heat**

## Which one of the following is not the unit of heat ?

- Calorie
- Kilocalorie
- Kilojoule
- Watt

**Watt**

## A distance of 1km means

- 100 m
- 1000 cm
- 1000 m
- 100 cm

**1000 m**

## Pascal is a unit of measuring

- Humidity
- Pressure
- Rainfall
- Temperature

**Pressure**

## What is the unit of atmospheric pressure ?

- Bar
- Knot
- Joule
- Ohm

**Bar**

## 1 barrel of oil is equal to which of the following

- 131 kg
- 159 kg
- 179 kg
- 201 kg

**159 kg**

## The smallest unit of length is

- Micron
- Nanometre
- Angstrom
- Fermimetre

**Fernimetre**

## What is measured in Cusec ?

- Purity of water
- Depth of water
- Flow of water
- Quantity of water

**Flow of water**

## ‘Dobson’ unit is used for the measurement of

- Thickness of Earth
- Thickness of Diomond
- Thickness of Ozone layer
- Measurement of Noise

**Thickness of Ozone layer**