MCQs on Perfectly Inelastic Collision
MCQs on Perfectly Inelastic Collision Q1: The coefficient of restitution e for a perfectly inelastic collision is 1 0 Infinity -1 Answer:(b) 0 Q2: When two bodies stick together after…
MCQs on Work Done by Variable Force
MCQs on Work Done by Variable Force Q1: There are two springs with the force constant as k1 and k2 (k1＞k2). They are stretched by the same force then More…
MCQs on Uniform Circular Motion
MCQs on Uniform Circular Motion Q1: The angular velocity of a body moving with a constant speed v in a circle of radius r is given by v2/r vr v/r…
MCQs on Horizontal Projectile Motion
MCQs on Horizontal Projectile Motion Q1: A stone is just released from the window of a train moving along a horizontal straight track. The stone will hit the ground following…
MCQs on Optical Instrument
MCQs on Optical Instrument Q1: A lens which converges a beam of parallel rays to a point is called Diverging (or concave) lens Converging (or convex) lens Plano concave lens…
MCQs on Logic Gates
MCQs on Logic Gates Q1: An inverter gates can be developed using Two diodes Resistance and capacitance Transistor Inductance and capacitance Answer: (c) Transistor Q2: The output of the two-input…
MCQs on Semiconductor Diode
MCQs on Semiconductor Diode Q1: In the forward bias arrangements of a PN junction diode The N end is connected to the positive terminal of the battery The P end…
MCQs on Bipolar Junction Transistor
MCQs on Bipolar Junction Transistor Q1: For a transistor to operate in an active region what is the essential possible condition of biasing? Collector-base and emitter-base junctions are reverse biased.…
MCQs on Photodiode
MCQs on Photodiode Q1: Photodiode is used in the detection of Visible light Invisible light No light Both visible and invisible light Answer: (d) Both visible and invisible light Q2:…
MCQs on PN Junction Diode
MCQs on PN Junction Diode Q1: In a PN junction with no external voltage, the electric field between acceptor and donor ion is called a Peak Barrier Threshold Path Answer:…
MCQ on Series and Parallel Circuits
MCQ on Series and Parallel Circuits Q1: A certain circuit is composed of two parallel resistors. The total resistance is 1,403 Ω. One of the resistors is 2 Ω. The…
MCQ on Junction Transistor
MCQ on Junction Transistor Q1. The emitter-base junction of a transistor is ………. Biased while the collector-base junction is …………. Reverse, Forward Reverse, Reverse Forward, forward Forward, reverse Answer: (d)…
MCQ on Inductance
MCQ on Inductance Q1: Mutual inductance between two magnetically coupled coils depends on Permeability of the core material Number of turns of the coils The cross-sectional area of their common…
MCQ on Ac Generator
MCQ on Ac Generator Q1: An alternator is an electromechanical ac generator. True False Answer: (B) False Q2: In A.C generator increasing the no. of turns in the coil Decreases…
MCQ on Voltage Regulator
MCQ on Voltage Regulator Q1: Which of the following is considered as three-pin voltage regulator ICs? Voltage regulators which are adjustable Fixed voltage regulator Both a and b Answer: (c)…
MCQ on Mass Defect
MCQ on Mass Defect Q1: If the radius of the 13Al27 nucleus is taken to be RAl then the radius of 53Te125 nucleus is nearly (53/13)1/3RAl 5/3 RAl ⅗ RAl…
MCQ on Keplers Law
MCQ on Keplers Law Q1: When a planet orbits the Sun, one of the foci of the elliptical orbit is The axis The perihelion The centre The Sun Answer: (d)…
MCQs on Decomposition Reaction
MCQs on Decomposition Reaction CO2 obtained by the complete decomposition of 20 g CaCO3 at STP is (a) 4.48 l (b) 2.24 l (c) 44.8 l (d) 48.4 l Answer:…
MCQs on Titration
MCQs on Titration Which of the following is used as an indicator in the titration of iodine with hypo? (a) Methyl red (b) Methyl orange (c) Starch (d) Potassium ferricyanide…
MCQs on Atmosphere
MCQs on Atmosphere The term biosphere refers to (a) Rocks and minerals (b) Plants and animals (c) Water sources (d) Atmosphere and lithosphere Answer: (b) The boundary between troposphere and…
MCQs on Glucose
MCQs on Glucose ????-D(+)-Glucose has how many asymmetric carbons? (a) 4 (b) 3 (c) 6 (d) 5 Answer: (a) In the process of glycolysis (a) glucose is converted to haem…