Question # 1

In OR operation inputs are connected as:

Choose an answer

Series

Parallel

Both series or parallel

None of these

Battery converts chemical energy into which energy:

Choose an answer

Mechanical

Electrical

Thermal

None of these

The A.C. used in our houses has frequency _____ cycle/sec

Choose an answer

60

30

50

130

In mathematical form of Ohm's law, "R" is:

Choose an answer

Resistance

Specific resistance

Resistor

Resistivity

Joule's law is W = ____________________

Choose an answer

IR/t

IRt²

IR²t

I²Rt

The mirror whose inner surface is reflecting is called:

Choose an answer

Concave mirror

Convex mirror

Mirror

Lens

An object is 14 cm in front of a convex mirror. The image is 5.8 cm behind the mirror. What is the focal length of the mirror:

Choose an answer

-4.1 cm

-8.2 cm

-9.9 cm

-20 cm

Image formed on a camera is:

Choose an answer

Real, inverted, and diminished

Virtual, upright and diminished

Virtual, upright and magnified

Real, inverted and magnified

The distance between principal focus and pole of mirror is called:

Choose an answer

Principal focus

Focal length

Aperture

Image

J.J Thomson observed deflection of cathode rays in:

Choose an answer

1895

1896

1897

1998

Specific resistance of silver = ________ x 10^-sOhm-meter

Choose an answer

5.25

2.75

1.69

1.62

A conductor of electric current is:

Choose an answer

Wood

Rubber

Plastic

Copper

Which type of image is formed by a convex lens on a screen:

Choose an answer

Inverted and real

Inverted and virtual

Upright and real

Upright and virtual

More Classes

Other Links

Physics 10th Class English Medium Unit 5 Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer