Question Detail

The angle of reflection is equal to the angle of incidence.

True
False

Answer: Option A

1. Which unit we use to express Nuclear sizes ?

Tesla
Newton
Fermi
None of above

Answer: Option C

2. Radian is used to measure

Temperature
Intensity of Flame
Angle
Solid Angle

Answer: Option C

Explanation:

Kelvin is used to measure Temperature,

Candela is used to measure Intensity of flame,

Steredian is used to measure Solid Angle.

3. What is unit of Work and Energy ?

Joule
kilogram
amphere
meter

Answer: Option A

4. Electric Motor converts

Electrical energy into mechanical energy
Mechanical energy into Electrical energy
Electrical energy into light energy
None of above

Answer: Option A

5. Who discovered Atom ?

Madam Curie
James Chadwick
Rutherford
John Dalton

Answer: Option D

Explanation:

John Dalton discovered Atom in 1808,

Madam Curie discovered Radium in 1898,

James Chadwick discovered Neutron in 1932,

Rutherford discovered Proton in 1919.