MCQGeeks
0 : 0 : 1
CBSE
JEE
NTSE
NEET
English
UK Quiz
Quiz
Driving Test
Practice
Games
Quiz
General Knowledge
Physics
Quiz 11
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
Q.1
In a ________ the wave particles of the medium vibrate in a direction perpendicular to the direction of wave propagation
Longitudinal
Rolling
Transverse
Field
Q.2
In the absence of the earth's atmosphere, sky would appear
Blue
Deep red
White
Black
Q.3
'Farad' is the unit of :
Capacitance
Inductance
Resistance
Conductance
Q.4
In the case of bodies falling under gravity which of the following remains constant at a given place?
Kinetic energy
Potential energy
Acceleration
All the above
Q.5
The instrument used to see the distant objects on the Earth is
Terrestrial telescope
Astronomical telescope
Compound microscope
Simple microscope
Q.6
Who gave the Theory of Relativity?
Isaac Newton
Archimedes
Albert Einstein
Galileo Galilei
Q.7
A person can jump higher on the moon's surface than on the earth because :
The moon's surface is rough
The acceleration due to gravity in moon is smaller than that on the earth.
The moon is cooler than earth
The moon has no atmosphere
Q.8
The velocity required to place a vehicle in orbit around the moon is ________ that required to place it in orbit round the earth.
Less than
Greater than
Equal to
Greater than or equal to
Q.9
Which of the following is not a vector quantity?
Acceleration
Density
Displacement
Impulse
Q.10
Which of the following is not a vector quantity ?
Speed
Velocity
Torque
Displacement
Q.11
Which of the following celestial bodies contains abundant quantities of helium-3, a potential source of energy ?
Earth
Moon
Venus
Saturn
Q.12
The period of revolution of a certain planet in an orbit of radius R is T. Its period of revolution in an orbit of radius 4R will be:
8 T
4 T
1 T
2 T
Q.13
Flight Recorder is technically called :
Dark box
Blind box
Black box
Altitude meter
Q.14
A gradual increase in loudness is known as
Crescendo
Timbre
Fortissimo
None of the above
Q.15
Which of the following is the unit of perceived loudness of sound ?
Decibel
Sone
Hertz
Phon
Q.16
The component used for tuning a radio is basically a variable
Resisto
Condenser
Inductor
Transformer
Q.17
Which of the following have the same unit ?
Work and power
Torque and moment of inertia
Work and torque
Torque and angular momentum
Q.18
Kilohertz is a unit which measures
Electromagnetic radio wave frequencies
Electric resistance
Power used by a current of one ampere
Voltage
Q.19
Which of the following is an example of continous emission spectrum?
Spectrum of an oil frame
Spectrum of a water
Both
None
Q.20
Intensity of gravitational field of earth is maximum at
Poles
Equator
Centre of earth
Surface
Q.21
1 Micron is equal to
10
–9
m
10
–12
m
10
–6
m
10
–15
m
Q.22
What is the minimum velocity required for a rocket to overcome earth's gravity and travel into space?
18 km/sec
11.2 km/sec
21 km/sec
35 km/sec
Q.23
Red light has a wavelength of 70 A°. In "nm" it is
7 nm
0.07 nm
70 nm
700 nm
Q.24
Lux is the SI unit of
Luminous flux
Luminous efficiency
Intensity of illumination
Luminous intensity
Q.25
Which of the following are used for accurately measuring very small time intervals ?
Pulsars
Quartz clocks
Atomic clocks
White dwarfs
Q.26
The SI unit of luminous emittance is :
Lux
Candela
Lumen
Lumen second
Q.27
The unit of measurement of noise is
Decibel
Hertz
Amplifier
Acoustics
Q.28
Which of the following pair is Incorrect?
I. Parsec - Distance
II. Barrel - Liquid
III. Light year - Time
Only III
Only I and III
Only II
All are correct
Q.29
Radian is used to measure
Temperature
Intensity of Flame
Angle
Solid Angle
Q.30
Who gave black hole theory?
Albert Einstein
Stephen Hawking
Isaac Newton
None of the above
Q.31
The capacity of a water heater is measured in
Gallons
Litres
Metres
Both A & B
Q.32
How many bottles of water is a gallon?
16
8
4
2
Q.33
Which physical quantity is measured in 'siemens'?
Electric potential
Electrical conductance
Magnetic flux
Refractive index
Q.34
Hydroscope is an instrument that shows changes in:
Sound under water
Atmospheric humidity
Density of liquid
None of these
Q.35
Unit of impedance is ________
Ohm
Henry
Tesla
Hertz
Q.36
Which measurement depends on gravitational force?
Mass
Weight
Height
All of the above
Q.37
Who is known as the 'father of quantum theory'?
Albert Einstein
Max Planck
Werner Heisenberg
Ernest Rutherford
Q.38
Stress can be defined as ________ quantity.
Scalar
Vector
Phasor
Tensor
Q.39
In spherical polar coordinates (l, q, a), q denotes the polar angle around z-axis and a denotes the azimuthal angle raised from x-axis . Then the y-component of P is given by
Psinq sina
Psinq cosa
Pcosq sina
Pcosq cosa
Q.40
Which of the following occurred first ?
Albert Einstein propounded the General Theory of Relativity
Max Planck unveiled the Quantum Theory
Guglielmo Marconi sent out the first wireless signals
Wright Brothers successfully flew an aircraft
Q.41
These waves cannot be transmitted through vacuum.
Light
Sound
Heat
Electromagnetic
Q.42
Which is evidence that supports the dynamo theory?
Earth's outer core contains liquid that conducts electricity
Earth's core contains a large amount of iron
Granite and basalt conduct electricity
Convection occurs in Earth's inner core
Q.43
Which of the following is indicated by the colour of a star ?
Weight
Distance
Temperature
Size
Q.44
Which of the following property of sound is affected by change in air temperature?
Frequency
Intensity
Amplitude
Wavelength
Q.45
A wave with high amplitude have
High pitch
Low energy
High energy
Low pitch
Q.46
A standing wave occurs when
A wave reflects upon itself
The amplitude of a wave exceeds its wavelength
Two waves overlap
The speed of the wave is zero or near zero
Q.47
What is the unit of the physical quantity "Inductance"?
Weber
Farad
Henry
Tesla
Q.48
Pycnometer is an instrument used to measure the
Density
Intensity of solar radiation
Intensity of earthquake
High temperatures
Q.49
A micron is equal to
0.1 mm
0.01 mm
0.001 mm
0.0001 mm
Q.50
Depth of ocean is measured by
Animometer
Aerometer
Siesmometer
Fathometer
0 h : 0 m : 1 s
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
Report Question
×
What's an issue?
Question is wrong
Answer is wrong
Other Reason
Want to elaborate a bit more? (optional)
Support mcqgeeks.com by disabling your adblocker.
×
Please disable the adBlock and continue.
Thank you.
Reload page