Explore topic-wise MCQs in Basic GK.

This section includes 76 Mcqs, each offering curated multiple-choice questions to sharpen your Basic GK knowledge and support exam preparation. Choose a topic below to get started.

1.

One horse power is equal to how many watts?

A. 450 watts
B. 600 watts
C. 734 watts
D. 746 watts
Answer» E.
2.

Due to which Newton's law of motion is it possible to swim in water?

A. First Rule
B. Second Rule
C. Third Law
D. All these
Answer» D. All these
3.

Which of the following liquid has the lowest density?

A. Mercury
B. Petrol
C. clean water
D. salty water
Answer» C. clean water
4.

Which of the following quantities is not a vector?

A. Velocity
B. Volume
C. Displacement
D. force
Answer» C. Displacement
5.

An iron needle floats on the surface of water. What is the reason for this phenomenon?

A. viscosity
B. acceleration due to gravity
C. surface tension
D. none of these
Answer» D. none of these
6.

What does Angstrom measure?

A. wavelength
B. period
C. Frequency
D. Time
Answer» B. period
7.

Heat is a form of energy that can be converted into work. Who first gave direct proof of this?

A. Celsius
B. Davy
C. Joule
D. Ramford
Answer» E.
8.

Which scientist first melted two pieces of ice by rubbing them together?

A. Celsius
B. Joule
C. Davy
D. none of these
Answer» D. none of these
9.

Bernoulli's theorem is based on?

A. on energy conservation
B. on conservation of momentum
C. on conservation of charge
D. none of these
Answer» B. on conservation of momentum
10.

On increasing the pressure on ice, what will be its melting point?

A. decrease
B. increase
C. become zero
D. remain unchanged
Answer» B. increase
11.

What is the normal temperature of a human body?

A. 65 degrees
B. 95 degree
C. 98 degree
D. 99 degrees
Answer» D. 99 degrees
12.

The best conductor of heat is?

A. Silver
B. gold
C. copper
D. Aluminum
Answer» B. gold
13.

Which of the following has the highest heat capacity?

A. benzene
B. water
C. piece of gold
D. piece of iron
Answer» C. piece of gold
14.

Which of the following produces more flame?

A. Steam
B. hot air
C. Sun rays
D. All these
Answer» B. hot air
15.

Which of the following has the highest specific heat value?

A. Copper
B. lead
C. water
D. Glass
Answer» D. Glass
16.

is the unit of resistivity?

A. Aom-meter
B. Aom / meter
C. meter
D. None of these
Answer» B. Aom / meter
17.

The device for generating current is called?

A. ammeter
B. Galvanometer
C. generator
D. meter
Answer» D. meter
18.

Which of the people with myopia has glasses?

A. convex lens
B. concave lens
C. Bifocal lens
D. cylindrical lens
Answer» C. Bifocal lens
19.

Which of the person with long vision defect has glasses?

A. concave lens
B. Bifocal lens
C. convex lens
D. cylindrical lens
Answer» D. cylindrical lens
20.

How does pupil come in bright light?

A. big
B. small
C. No change
D. None of these
Answer» C. No change
21.

What does pupil come in bright light?

A. big
B. small
C. No change
D. None of these
Answer» C. No change
22.

Can eyes with vision be seen clearly?

A. Nearby objects
B. Big items
C. distant objects
D. None of these
Answer» D. None of these
23.

Which point in the human eye is not very sensitive to light, is it called?

A. Yellow Point
B. blind point
C. near point
D. focal point
Answer» C. near point
24.

In the human eye?

A. In the human eye?
B. convex mirror
C. convex lens
D. concave mirror
Answer» D. concave mirror
25.

Sun appears when rising and setting?

A. Red
B. Blue
C. Black
D. Yellow
Answer» B. Blue
26.

What is the approximate time difference between an actual sunset and a virtual sunset?

A. 2 minutes
B. 1 minute
C. 4 minutes
D. 3 minutes
Answer» B. 1 minute
27.

What type of spectrum is the rainbow?

A. Natural Spectrum
B. Artificial spectra
C. Artificial spectra and natural spectra
D. All the statements are true
Answer» B. Artificial spectra
28.

What does the color of the sky look like when traveling by air in the sky at high altitude?

A. Red
B. Black
C. Yellow
D. Blue
Answer» C. Yellow
29.

On which part of the eye does the reflection of an object lie?

A. cornea
B. Retina
C. Iris
D. pupil
Answer» C. Iris
30.

What is the unit of magnetic field?

A. Newton
B. Tesla
C. Ampere
D. meter
Answer» C. Ampere
31.

What type of current is obtained from dynamo?

A. Direct Section
B. alternating current
C. both streams
D. None of these
Answer» B. alternating current
32.

What type of magnet is used in commercial motors?

A. Permanent magnet
B. umbilical magnet
C. electromagnet
D. Common rod magnet
Answer» D. Common rod magnet
33.

Which are the two important parts of human beings in which magnetic field must be generated?

A. arms and legs
B. muscles and heart
C. Heart and brain
D. Eye and visual nerve
Answer» D. Eye and visual nerve
34.

Which material rod is often used to make electromagnets?

A. Steel
B. malleable iron
C. Brass
D. None of these
Answer» C. Brass
35.

Who discovered electromagnetic induction?

A. Maxwell
B. Fleming
C. Faraday
D. Ampere
Answer» D. Ampere
36.

What is the farthest point of the normal human eye?

A. is at 25 cm
B. is at infinity
C. is at 25 mm
D. is at 25 m
Answer» C. is at 25 mm
37.

What type of reflection is made on the cinema screen?

A. virtual image
B. real reflection
C. both
D. All the statements are true
Answer» C. both
38.

What is the color that is used in danger signals?

A. Yellow color
B. Purple color
C. Blue color
D. Red color
Answer» E.
39.

What is the kilowatt hour unit?

A. charge power
B. Energy
C. Potential power
D. power
Answer» C. Potential power
40.

The electric bulb has a filament?

A. Copper
B. Platinum
C. Tungsten
D. None of these
Answer» D. None of these
41.

What will remain unchanged if the quantity of the commodity changes?

A. Volume
B. Density
C. mass
D. load
Answer» C. mass
42.

The reason for the floating of clouds in the atmosphere is?

A. pressure
B. Density
C. heat
D. Velocity
Answer» C. heat
43.

The energy of the Sun is produced by?

A. by oxidation
B. by nuclear fission
C. by ionization
D. by nuclear fusion
Answer» E.
44.

What is the energy in a keyed clock?

A. potential energy
B. kinetic energy
C. stored energy
D. mechanical energy
Answer» B. kinetic energy
45.

What force is used to remove cream from milk?

A. frictional force
B. Centripetal force
C. centrifugal force
D. none of these
Answer» D. none of these
46.

What is the unit of viscosity?

A. Poise
B. Poijuli
C. Pascal
D. none of these
Answer» B. Poijuli
47.

Archimedes' law is related to which of the following?

A. Law of Gravity
B. Law of right angled triangle
C. Law of Flotation
D. none of these
Answer» D. none of these
48.

How much of the Earth's gravity is closest to the Moon's gravity?

A. 1/2
B. 1/4
C. 1/6
D. 1/5
Answer» D. 1/5
49.

What is the force due to which the body is pulled towards the center of the earth?

A. mass
B. impulsive force
C. Gravity
D. momentum
Answer» D. momentum
50.

Which of the following is the most elastic?

A. wet soil
B. Plastic
C. Rubber
D. Steel
Answer» E.