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Mdcat-past-papers - SZABMU Quiz

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101. Rockets accelerate in space using which principle:



102. The work done will be negative, if the angle between force and displacement is:



103. The unit of kinetic energy is same as that of:



104. The magnitude of work is half of maximum at angle:



105. Work done is negative when θ is:



106. The unit of power in British engineering system is:



107. A motor boat is moving with velocity 4 m/s. The net force acting on it is 1000 N. What will be the power of engine of boat?



108. Power is dot product of:



109. A car of mass 800Kg accelerates from 20 to 30ms⁻¹. Increase in K.E is:



110. Kilowatt hour is a unit of:



111. According to work-energy principle in linear motion, work done =



112. If mass 'm' accelerated on smooth horizontal surface 'S' by force 'F', work F×S is converted into:



113. One Megawatt hour equals:



114. One of the following is a non-conservative force:



115. In energy inter-conversion, work done against friction is:



116. How many radians are in one degree?



117. Which one of the following is the angular velocity of an electric motor if it is revolving at 400 rpm?



118. Which one of the following is angular speed in radian per hour for daily rotation around our earth?



119. In angular motion, in one rotation there are:



120. The number of revolutions per second of a body is known as: