Question # 1

The working principle of transformer:

Choose an answer

Electromagnetic conduction

Electrostatic induction

Electric charge

Neutralization

The number of hovering satellites which can send transmissions to all over the world:

Choose an answer

one

Two

Three

Four

The Si unit of current is:

Choose an answer

Ohm

Ampere

Kilowatt

Coulomb

Who was the inventor of radio system.

Choose an answer

Grahm bell

F. Crick

Charles babbage

Marconi

the test that measures the electrical activity of the heart:

Choose an answer

E.C.G (Electrocardiogram)

E.E.G (Electroencephalography)

M.R.I (Magnetic resonance imaging)

Angiography

Organic material and their residues are called:

Choose an answer

Biomass

Nuclear waste

Smog

Garbage

What discovered radioactivity?

Choose an answer

Einstein

Newton

J.J. Thomson

Henry Becquerel

----------------- rays are used to detect the flaws and crocks of metal parts.

Choose an answer

a -rays

gama rays

beta rays

None of these

America setn two space probes in.

Choose an answer

1979

1920

1976

1957

The Si unit of energy :

Choose an answer

meter per second

meter

joule

kilowatt hour

In P-type semi -conductior, most of the current is due to.

Choose an answer

Free electron

Holes

Positive ions

Heat

The Country which launched space station Mir into space:

Choose an answer

France

British

America

Russia

Frequency of ultrasound is.

Choose an answer

Less than 20 Hz

20 KHz

30 KHz

More than 20 khn

in binary system. 37 is written as.

Choose an answer

101101

100101

110011

101011

In Ohm's law V =

Choose an answer

V/I

I

RI

R/I

The energy produced by the breakdown of chemical bond between atoms:

Choose an answer

Light energy

chemical energy

electrical energy

kinetic energy

More Classes

Other Links

10th Class General Science English Medium KPK Boards Online Mcqs 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

Choose an answer

Choose an answer

Choose an answer