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Recently added practice questions

12141. A fuse is never inserted in____________?
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A. negative of D.C. circuit

B. phase dine

C. positive of D.C. circuit

D. neutral wire
12142. A fully saturated soil is said to be________________?
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A. one phase system

B. two phase system with soil and air

C. three phase system

D. two phase system with soil and water
12143. A fruit vendor purchased 20 dozens of bananas at Rs. 15 per dozen. But one-fourth of the bananas were rotten and had to be thrown away. He sold two-third of the remaining bananas at Rs. 22.50 per dozen. At what price per dozen should he sell the remaining bananas to make neither a profit nor a loss?
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A. Rs. 7.50

B. None of these

C. Rs. 15

D. Rs. 22.50

E. Rs. 20

12144. A free rider is a person who ?
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A. receives the benefits of a good but avoids paying for it.

B. fails to produce goods but is allowed to consume goods.

C. produces a good but fails to receive payment for the good

D. pays for a good but fails to receive any benefit from the good

12145. A free press is one which:
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A. Spreads communal hatred

B. Gives an impartial account of events

C. Sides with educated

D. Propagate violence

E. Sides with the elites

12146. A free living animal that attack and feed on other organism is called_______________?
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A. Parasite

B. Scavenger

C. Parasite

D. Predator
12147. A framed structure is perfect if it contains members equal to_________________?
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A. n 2

B. 2n-3

C. re n = number of joints in a frame

D. 3n-2.

E. n-l

F. 2n-l

12148. A form of treatment for severe mental disorders that has been largely abandoned is_____________?
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A. hypnotherapy

B. psychotherapy

C. psychosurgery

D. electroconvulsive shock therapy

12149. A form of treatment for severe mental disorders that has been largely abandoned is_____________?
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A. psychosurgery

B. hypnotherapy

C. psychotherapy

D. electroconvulsive shock therapy

12150. A form of stress corrosion failure termed as season cracking is generally observed in __________________?
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A. Brasses

B. Thermosetting polymers

C. High carbon steels

D. Borosilicate glasses

12151. A foreigner commits an offence within Pakistan he can ___________________?
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A. Be punished under Pakistan Penal Code and can be tried in Pakistan

B. Not be tried in Pakistan

C. None of these

D. Be tried in Pakistan

12152. A Foreign judgment not pronounced by Court of competent jurisdiction will___________________?
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A. Be based on fraud

B. Be conclusive

C. None of the these

D. Not be conclusive
12153. A force P of 50 N and another force Q of unknown magnitude act at 90 to each other. They are balanced by a force of 130 N. The magnitude of Q is__________________?
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A. 60 N

B. 100 N

C. 80 N

D. 120 N
12154. A force is completely defined when we specify_______________?
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A. all of the above

B. none of the above

C. direction

D. point of application

E. magnitude

12155. A flywheel on a motor goes from rest to 1000 rpm in 6 sec. The number of revolutions made is nearly equal to_________________?
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A. 250

B. 500

C. 25

D. 50

E. 100

12156. A fluid is the one, which___________________?
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A. Permanently resists distortion

B. Is incompressible

C. Cannot remain at rest under the action of shear force

D. Continuously expands till it fills any container

12157. A fluid in equilibrium cant sustain____________________?
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A. tensile stress

B. bending stress

C. shear stress

D. compressive stress

E. all of the above

12158. A fluid element has a velocity V = -y2. xi + 2yx2 . j. The motion at (x, y) = (1/?2, 1) is_________________?
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A. Rotational and incompressible

B. Irrotational and compressible

C. Rotational and compressible

D. Irrotational and incompressible

12159. A flow of water for a certain discharge when total energy of flow i.e. sum of potential, kinetic and pressure energies is minimum is called_______________________?
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A. Normal flow

B. Sub-critical flow

C. Critical flow

D. Shooting flow

12160. A flow in which the stream lines may be represented by a straight line is called____________________?
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A. Non-uniform flow

B. steady flow

C. one-dimension flow

D. un-steady flow

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