HARD
Earn 100

Match the following:

List-I (Device) List-II (Conversion)
A. Battery charger 1. Electrical energy into mechanical energy
B. Battery 2. Mechanical energy into electrical energy
C. Washing machine 3. Chemical energy into electrical energy
D. Dynamo 4. Electrical energy into chemical energy

50% studentsanswered this correctly

Important Questions on Physics

EASY
General Awareness>General Science>Physics>Electricity and Magnetism
Which finger shows the direction of current in Fleming’s left-hand rule?
EASY
General Awareness>General Science>Physics>Electricity and Magnetism
On which lake is the Golden Temple located?
MEDIUM
General Awareness>General Science>Physics>Electricity and Magnetism
Five resistance of 0.2 ohms, 0.3 ohms, 0.4 ohms, 0.5 ohms & 12 ohms is connected in series with 12 V Battery. Find the current carried by 0.3 ohms resistance:
MEDIUM
General Awareness>General Science>Physics>Electricity and Magnetism
Which law of physics states that the force between the two electric charges reduces to a quarter of its former value when the distance between them is doubled?
EASY
General Awareness>General Science>Physics>Electricity and Magnetism
An electric current of 0.5 A is passed for 8 minutes through the filament of an electric bulb. What will be the charge passing through the medium of the electric current?
EASY
General Awareness>General Science>Physics>Electricity and Magnetism
George Simon Ohm in whose honour we have the famous Ohm's Law, hailed from which country?
EASY
General Awareness>General Science>Physics>Electricity and Magnetism
Which of the following acids is used in-car batteries?
MEDIUM
General Awareness>General Science>Physics>Electricity and Magnetism
_____ waves include visible light waves, X-rays, Gamma rays, Radio waves, Microwaves, ultraviolet waves and infrared waves.
EASY
General Awareness>General Science>Physics>Electricity and Magnetism
Volt×second is the unit of: 
MEDIUM
General Awareness>General Science>Physics>Electricity and Magnetism
The commonly used safety fuse-wire is made up of _____.
EASY
General Awareness>General Science>Physics>Electricity and Magnetism
What is the name of the phenomena in physics and astronomy which involves the splitting of a spectral line into two or more components of slightly different frequency when the light source is placed in a magnetic field?
EASY
General Awareness>General Science>Physics>Electricity and Magnetism

The shape of the path of free electron in a metal is _____:

EASY
General Awareness>General Science>Physics>Electricity and Magnetism
1 horsepower = approximately _____ watts.
MEDIUM
General Awareness>General Science>Physics>Electricity and Magnetism

What will be the direction of the magnetic field at the very bottom point of a horizontal power line, where the current flows from east to west when viewed from the west end?


 

MEDIUM
General Awareness>General Science>Physics>Electricity and Magnetism
The rating for a fuse used in a household electric circuit is provided on the basis of:
MEDIUM
General Awareness>General Science>Physics>Electricity and Magnetism
Electrical conductance through metals is called electronic conductance and it _____.
EASY
General Awareness>General Science>Physics>Electricity and Magnetism
1 horse power is equal to approximately ______ watts.
EASY
General Awareness>General Science>Physics>Electricity and Magnetism

Which of the following is a landlocked country?

EASY
General Awareness>General Science>Physics>Electricity and Magnetism
Earth Attracts particles because of _____:

 
EASY
General Awareness>General Science>Physics>Electricity and Magnetism

The flow of _____ is anti–clockwise in the given circuit:

Question Image