UHS MDCAT Past Paper MCQs 2015 Q.3 If electrons of charge ‘e’ moving with velocity ‘v’ are accelerated through a potential difference ‘V’ and strike a metal target, then velocity of electrons is: VeA) m B) √Vem C) √Ve2m D) √2Vem Q.4 In X-ray tube, electrons after being accelerated through velocity ‘v’ strike the target,…

UHS MDCAT Past Paper MCQs 2013 Q.3 Ratio of moment of inertia of two objects ‘A’ and ‘B’ is 2:3. Which one of the following is the ratio of torques of ‘A’ and ‘B’ respectively, if both are being rotated with constant angular acceleration?A) 3:4 C) 3:2B) 2:3 D) 4:3 Q.4 Due to some mechanical…

UHS MDCAT Past Paper MCQs 2012 What happens to the magnet as the iron core is inserted into the solenoid?A) It moves towards solenoid and rotates through C) It moves away from solenoid 180oB) It moves towards the solenoid D) It moves away from solenoid and rotates through 180o Q.2 A 10 cm long solenoid…

MDCAT Past Paper Q.3 An elevator is moving upwards with constant velocity of ‘v’. What is a weight of a person of a mass ‘m’ inside the elevator during upward motion?A) mg + mv C) mg ― mvB) mg D) zero Q.4 An object having spherical shape of radius ‘r’ experiences a retarding force F…

MDCAT Past Paper Q.2 If inputs A = 1, B = 0 and output X = 1, then it corresponds to the operation of a:A) AND Gate C) XNOR GateB) NAND Gate D) NOR Gate Q.3 The value of Stefan’s Boltzmann Constant is:A) 4.28 x 10-7 Wm-2K-4 C) 3.62 x 10-4 Wm-2K-4B) 4.28 x 10-4…