Explore topic-wise MCQs in UPSEE.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your UPSEE knowledge and support exam preparation. Choose a topic below to get started.

1.

Which are the two main organs of the human body where the magnetic field produced is significant?
A. Heart and kidney
B. Lungs and kidney
C. Heart and brain
D. Liver and stomach
Answer» D. Liver and stomach
Discussion
2.

Which effect of current is used in detecting concealed current-carrying conductor in a wall?
A. Magnetic
B. Heating
C. Chemical
D. Ionic
Answer» B. Heating
Discussion
3.

Strong permanent magnets are used in:
A. Microphones
B. Loudspeakers
C. Voltmeters
D. All of the above
Answer» E.
Discussion
4.

Which of the following factors affects the strength of steel?
A. Number of turns in coil
B. Current flowing in coil
C. Length of air gap between poles
D. All of the above
Answer» E.
Discussion
5.

Which of the following is not used for making electromagnets?
A. Carbon steel
B. Alnico
C. Cobalt steel
D. All of the above
Answer» E.
Discussion
6.

An electromagnet consists of a long coil of insulated copper wire wound on a soft:
A. Aluminium core
B. Silver core
C. Zinc core
D. Iron core
Answer» E.
Discussion
7.

On what does the strength of magnetic field produced by a current carrying solenoid depend?
A. Number of turns in solenoid
B. Strength of current
C. Nature of core material
D. All of the above
Answer» E.
Discussion
8.

What is used to make electromagnets?
A. Circular wire
B. Solenoid
C. Straight wire
D. Horse shoe magnet
Answer» C. Straight wire
Discussion
9.

The magnetic field lines inside the solenoid are:
A. Concentrated circles
B. Bigger circles
C. Parallel straight lines
D. None of the above
Answer» D. None of the above
Discussion
10.

The magnetic field produced by a current carrying solenoid is similar to the magnetic field produced by a:
A. Bar magnet
B. Ring magnet
C. Rod magnet
D. Horse shoe magnet
Answer» B. Ring magnet
Discussion