| 1 |
The current produced by moving a loop of wire across a magnetic field is called
|
A. Direct current
B. Magnetic current
C. Alternating current
D. Induced current
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| 2 |
In which process the condition for the application of Boyle's law on the gas is fulfilled
|
A. isochoric process
B. adiabatic process
C. isothermal process
D. none of them
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| 3 |
In case of metallic conductors, the charge carriers are
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A. Protons
B. Electrons
C. Antiprotons
D. Positrons
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| 4 |
Which of the following is an example of a S.H.M?
|
A. motion of a projectile
B. motion of a train along a circular path
C. motion of swing
D. electrons revolving sound the nucleus
|
| 5 |
In a three phase a.c generator if the first coil has a phase 0, then the other two coils will have phases
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A. 90° - 120°
B. 20° and 140°
C. 120° and 240°
D. 120° and 140°
|
| 6 |
Blood pressure is measured in torr. Which of the following units could belong to torr?
|
A. N m-1
B. N m-2
C. N m
D. N-1m-2
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| 7 |
The un-steady streamline flow is called
|
A. laminar flow
B. turbulent flow
C. both of them
D. none of them
|
| 8 |
Crystalline solids are in the form of:
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A. Metals
B. Ionic Compounds
C. Ceramics
D. Both (A) and (B)
|
| 9 |
The values 1 and 0 are designated as:
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A. Continuous values
B. Binary values
C. Boolean values
D. Decimal values
|
| 10 |
A traveling wave has a shape of:
|
A. Square wave
B. Sine wave
C. Parabola
D. hyperbola
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| 11 |
Pressure may be define as _______ per second per unit area:
|
A. Change in force
B. Change in momentum
C. Change in energy
D. Work done
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| 12 |
Selenium is:
|
C. Insulator in the dark and becomes conductor when
exposed to light
D. Conductor in the dark only
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| 13 |
A motorist travels A to B at a speed at 40 km/h and returns at speed of 60km/h. His average speed will be
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A. 40 km/h
B. 48 km/h
C. 50 km/h
D. 60 km/h
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| 14 |
According to the special theory of relativity, a moving clock
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A. runs faster
B. runs slower
C. neither runs faster nor slower
D. all of these
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| 15 |
When quarter of a circle is completed, phase of vibration is:
|
A. 90°
B. 180°
C. 45°
D. 360°
|
| 16 |
When a position comes close to an electron they annihilate into
|
A. one photon
B. two photons which travel in the same direction
C. two photons which travels in the opposite direction
D. two photons which travel in any direction
|
| 17 |
Which of the following is an example of SHM(in ideal situations)
|
A. Motion of simple pendulum
B. Motion of horizontal spring man system
C. Motion of violin string
D. All of these
|
| 18 |
The quantity have dimension of ML2T02will have SI unit of:
|
A. Watt
B. Newton
C. Joule
D. Metre
|
| 19 |
Xerography means:
|
|
| 20 |
One radian is:
|
A. Greater than one degree
B. Less than one degree
C. Equal to degree
D. none of these
|
| 21 |
The velocity given to a body to go out of the influence of earth's gravity is known as:
|
A. Terminal velocity
B. Orbital velocity
C. Escape velocity
D. None of these
|
| 22 |
In a semi-conductor material, the total current is
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A. only the +ve current
B. only the electronic current
C. sum of +ve and electronic current
D. all of them
|
| 23 |
While finding the electric intensity at a point between two
oppositely charged parallel plates, the Gaussian surface is taken in the form
of a hollow:
|
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| 24 |
Diameter of the nucleus s of the order of
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A. 10-10m
B. 10-12m
C. 10-15m
D. 10-18m
|
| 25 |
A digital system deals with quantities which has discrete values:
|
A. Two in number
B. One in number
C. Three in number
D. Four in number
|
| 26 |
The combined effect of resistance and reactance in a.c. circuit is called
|
A. conductance
B. resistance
C. impedance
D. choke
|
| 27 |
It two waves of amplitude 'a' produce a resultant wave of amplitude a, then the phase difference between them will be
|
A. 60°
B. 90°
C. 120°
D. 180°
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| 28 |
The waves which propagate through the oscillations of material particles are known as:
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A. Mechanical waves
B. Electromagnetic waves
C. Any of them
D. None of them
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| 29 |
The path described by a projectile is called its
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A. orbit
B. trajectory
C. range
D. distance
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| 30 |
The solids which has structure in-between order and disorder are called
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A. amorphous solids
B. polymeric solids
C. crystalline solids
D. all of them
|