(A) Galvanometer
(B) Amplifier
(C) Voltmeter
(D) Transformer
Diode used for?
(A) Rectification
(B) Modulation
(C) Oscillation
(D) None of the above
Rocks which makes the earth crust are?
(A) Igneous
(B) Sedimentary
(C) Metomorphic
(D) All of the above
If a man is suffering from color blindness then He will see red color as?
(A) Yellow
(B) Pink
(C) Blue
(D) Green
What is the name of coldest planet of solar system?
(A) Neptune
(B) Jupiter
(C) Venus
(D) Mars
Pulses are the source of?
(A) Fats
(B) Proteins
(C) Vitamins
(D) None of the above
Most abundant element in the earth crust is?
(A) Hydrogen
(B) Nitrogen
(C) Oxygen
(D) Silicon
Robert Hook coined the term?
(A) Cell
(B) Telephone
(C) Battery
(D) All of the above