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Physics General Science Test Medium Mode MCQs With Answers
Question # 1
Which of the following material has longer half life
Choose an answer
radium
polonium
radium
uranium
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Question # 2
In case of metallic conductors, the charge carriers are
Choose an answer
Protons
Electrons
Antiprotons
Positrons
Both A and B
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Question # 3
The process which is carried out at constant temperature is known as
Choose an answer
adiabatic process
isothermal process
isochoric process
none of them
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Question # 4
Which of the following options correctly states the equation of continuity for an ideal fluid?
Choose an answer
A
1
A
2
= V
1
V
2
A
1
/A
2
= V
2
/V
1
A
1
/A
2
= V
1
/V
2
none of the above
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Question # 5
Electric field lines emerge from the charge in:
Choose an answer
One dimension
Two dimensions
Three dimensions
Four dimensions
None of them
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Question # 6
Taking the earth to be a spherical conductor of diameter 12.8 x 10
3
km. Its capacity will be
Choose an answer
711
μ
F
611
μ
F
811
μ
F
511
μ
F
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Question # 7
The electric field intensity at a point due to a point charge
Choose an answer
Falls off inversely as the distance
Falls off inversely as the square of distance
Remains unchanged with distance
Increase directly as square of distance
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Question # 8
The band above the valence band is called
Choose an answer
high energy band
conduction band
empty band
none of them
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Question # 9
On a cold morning a metal surface will fell colder to touch than a wooden surface, because
Choose an answer
Metal has high specific heat
Metal has high thermal conductivity
Metal has low specific heat
Metal has low thermal conductivity
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Question # 10
When a silicon crystal is doped with a pentavalent element, such an extrinsic semi-conductor is called
Choose an answer
p-type semi-conductor
n-type semi-conductor
either of them
none of them
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Question # 11
The useful unit of the angular displacement in SI unit is:
Choose an answer
Degree
Revolution
Radian
Metre
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Question # 12
A body starting from rest covers a distances of 0.45 km and acquires a velocity of 300 Kmh
-1
its acceleration will be
Choose an answer
7.71 m s
-2
0.5 m s
-2
0.15 m s
-2
0.092 m s
-2
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Question # 13
How many electrons are in one Coulomb ?
Choose an answer
6.2 × 10
-23
6.2 × 10
-21
1.6 × 10
-19
Zero
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Question # 14
The high blood pressure is known as
Choose an answer
Diastolic
Systolic
High blood pressure
None of these
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Question # 15
The units of torque and couple are
Choose an answer
N-m and N-m
2
respectively
N-m and N
N-m
-1
for both
N-m
2
and N-m respectively
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Question # 16
The viscosity of liquid is due to
Choose an answer
Adhesive force
Cohesive force
Gravitational force
Diffusion
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Question # 17
The device which is used to measure the degree of hotness or coldness of the object.
Choose an answer
Thermometer
Barometer
Hypermeter
None of these
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Question # 18
Acceleration is a physical quantity which is
Choose an answer
Scalar quantity
Vector quantity
Constant quantity
None of these
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Question # 19
A typical collector which absorbs energy directly from solar radiation upto about
Choose an answer
40
o
C
70
o
C
80
o
C
90
o
C
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Question # 20
The value of young's modulus is maximum for:
Choose an answer
Dimond
Copper
Ice
Mercury
Water
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Question # 21
A process in which no heat enters or leaves the system is called.
Choose an answer
Adiabatic process
Isothermal process
Isochoric process
None of these
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Question # 22
Modulus elasticity of any materiel is of the order of:
Choose an answer
10
5
10
2
10
-2
10
-5
10
-10
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