MCQs on Conservation of Energy and MomentumMCQs on Conservation of Energy and Momentum Q1: Work done in raising a box depends on How fast it is raised The strength of the man The height by which it is raised None of the above Answer: (c) The… Home Tuition In Guwahati2 years ago
MCQs on Non-uniform Circular MotionMCQs on Non-uniform Circular Motion Q1: A bottle of soap water is grasped by the neck and swings briskly in a vertical circle. Near which portion of the bottle do the bubbles collect Near the bottom In the middle of… Home Tuition In Guwahati2 years ago
MCQs on RadioactivityMCQs on Radioactivity Q1: The neutral atoms of all isotopes of the same element contain the same number of __________. neutrons only. Electrons Mass numbers Masses Answer: (b) Electrons Q2: The atomic number is not changed by which type of… Home Tuition In Guwahati2 years ago
MCQs on Zener DiodeMCQs on Zener Diode Q: In a Zener diode with a high breakdown voltage has Lightly doped P and N P or N is lightly doped Heavily doped P and N None of these Answer: (a) Lightly doped P and N… Home Tuition In Guwahati2 years ago
MCQs on OscillationMCQs on Oscillation Q1: The time period of a simple pendulum is T remaining at rest inside a lift. Find the time period of the pendulum when the lift starts to move up with an acceleration of g/3 T T/2… Home Tuition In Guwahati2 years ago
MCQs on Digital ElectronicsMCQs on Digital Electronics Q: Boolean Algebra is essentially based on Truth Logic Symbol Numbers Answer: (b) Logic Q: The logic behind NOR gate is that it gives HIgh output when both the inputs are low Low output when both… Home Tuition In Guwahati2 years ago
MCQs on TransistorMCQs on Transistor Q1: The base of a transistor is …………. doped Moderately Lightly Heavily None of the above Answer: (b) Lightly Q2: How many depletion layers are there in a transistor Four One Two Three Answer: (c) Two Q3: A transistor… Home Tuition In Guwahati2 years ago
MCQs on Tunnel DiodeMCQs on Tunnel Diode Q1: The tunnel diode is mainly used For very high speed of switching To control the power For rectification For fact chopping Answer: (a) For very high speed of switching Q2: The Tunnel diode is best… Home Tuition In Guwahati2 years ago
MCQs on RLC CircuitMCQs on RLC Circuit Q1: A 6.8 kΩ resistor, a 7 mH coil, and a 0.02 μF capacitor are in parallel across a 17 kHz ac source. The coil’s internal resistance Rw is 30 Ω. The equivalent parallel resistance, Rp… Home Tuition In Guwahati2 years ago
MCQs on Valve Electronics (Diode and Triode)MCQs on Valve Electronics (Diode and Triode) Q1: Number of secondary electrons emitted per number of primary electrons depends on Material of target Frequency of primary electrons Intensity None of the above Answer: (c) Intensity Q2: In a diode, when… Home Tuition In Guwahati2 years ago
MCQs on Electromotive Force (EMF)MCQs on Electromotive Force (EMF) Q1. The flux used in the equation for the calculation of induced emf in a transformer is in its RMS value Average value Maximum value Twice that of the maximum value Answer: (c) Maximum value… Home Tuition In Guwahati2 years ago
MCQs on ImpedanceMCQs on Impedance Q1: What is the value of input impedance of a quarter-wave line 50 ohm and the load impedance of 20 ohms? 50 20 1000 125 Answer: (d) 125 Q2: The value of input impedance for a matched… Home Tuition In Guwahati2 years ago
MCQs on OscillatorMCQs on Oscillator Q1: Which among the following parameters acts as an initiator for the operation of an oscillator in the absence of input signal? Noise figure Noise voltage Noise power Noise temperature Answer: (b) Noise voltage Q2: Multivibrators belongs… Home Tuition In Guwahati2 years ago
MCQs on Nuclear fission and Nuclear fusionMCQs on Nuclear fission and Nuclear fusion Q1: The splitting of a nucleus into smaller nuclei is Fusion Fission Half-life gamma -radiation Answer: (b) Fission Q2: Name the moderator used in the nuclear reactor? Plutonium Thorium Graphite Berilium Answer: (c)… Home Tuition In Guwahati2 years ago
MCQs on ViscosityMCQs on Viscosity Q1: Which of the following represents viscosity? Potential energy stored in fluid Resistance to fluid motion Roughness of the surface The pressure difference between the two fluids Answer: (b) Resistance to fluid motion Q2: What is the… Home Tuition In Guwahati2 years ago
MCQs on GravitationMCQs on Gravitation What happens to the gravitational potential at the centre of the uniform spherical shell which shrinks gradually? (a) Remains constant (b) Decreases (c) Increases (d) Oscillates Answer: (b) Decreases Choose the factor on which the orbital velocity… Home Tuition In Guwahati2 years ago
