CBSE Class X – Science Physics Exam (Full Syllabus)

Inside the magnet, the field lines move from :

The magnetic feld inside a long straight solenoid carrying current is:

When current is parallel to magnetic field, then force experience by the current carrying conductor placed in uniform magnetic field is

Which of the following component influence the strength of force experience by a current carrying conduct in a uniform magnetic field?

The instrument that use to direct electric current in the circuit is known as:

The current which is created due to the relative motion of coil or magnet

The deflection of the galvanometer becomes zero the moment the motion of

A device that can convert electrical energy into mechanical energy is

The values of mA and µA are:

The instrument used for measuring electric current is:

Two resistors are connected in series gives an equivalent resistance of 10 Ω. When connected in parallel, gives 2.4 Ω. Then the individual resistance are

True test of charge is

Copper is not approved to make fuse wire because it:

Electrical resistivity of a given metallic wire depends upon:

S.I unit of resistivity

The unit of electric power may also be expressed as

The device used for detecting and indicating an electric current.

Which of the following phenomena contributes signifcantly to the reddish appearance of the sun at sunrise or sunset?

The red colour of the sun at the time of sunrise and sunset is because:

The density of the atmosphere, as we know goes on decreasing as the distance above the sea level increases,this phenomeneon is called

The defect in a person can see nearby objects but not far away objects

The defect the eye cannot focus objects both horizontally and vertically at the same time

Astigmatism can be corrected

Rainbow is caused due to

Visible spectrum is the band of coloured components of a