MCQs on Physical World and MeasurementMCQs on Physical World and Measurement How many numbers of base SI units are there? (a) 5 (b) 10 (c) 7 (d) 9 Answer: (c) 7 What is the percentage error in the measurement of the kinetic energy of a… Home Tuition In Guwahati2 years ago
MCQs on Laws of motionMCQs on Laws of motion Choose the correct statement (a) A body can be accelerated by frictional force (b) There can be zero friction (c) Kinetic friction is greater than rolling friction (d) Frictional force and area of contact between… Home Tuition In Guwahati2 years ago
MCQs on Oscillations and WavesMCQs on Oscillations and Waves Calculate the amplitude for a SHM using the equation x = 3sin2pt + 4cos3pt (a) 3 (b) 5 (c) 4 (d) 7 Answer: (b) 5 What is the constant of propotionality of an oscillator if… Home Tuition In Guwahati2 years ago
MCQs on Current ElectricityMCQs on Current Electricity What does the internal resistance of a cell mean? (a) The resistance of the material used in the cell (b) The vessel of the cell (c) The electrodes of the cell (d) The electrolyte used in… Home Tuition In Guwahati2 years ago
MCQs on OpticsMCQs on Optics Calculate the velocity of the light ray in the medium, if the critical angle for TIR from medium to the vacuum is 30°. (a) 2 x 108 m/s (b) 1.5 x 108 m/s (c) 0.75 x 108… Home Tuition In Guwahati2 years ago
MCQs on Second Law of MotionMCQs on Second Law of Motion A bullet of 5 gms travels with a velocity of 100 m/sec. It penetrates a wooden block up to 6 cm. What is the average force imposed on the block by the bullet? 0… Home Tuition In Guwahati2 years ago
MCQs on Relative VelocityMCQs on Relative Velocity Two bikes travelling in the same direction move at a speed of 30 km/hr. The bikes are separated by a distance of 5 km. What would the speed of the car travelling in the opposite direction… Home Tuition In Guwahati2 years ago
MCQs on PhotometryMCQs on Photometry What is the power of the lamp if its luminous efficiency is 2 lumen/watt and its luminous intensity is 42 candela? 62 W 138 W 76 W 264 W Answer: (d) 264 W In a movie hall,… Home Tuition In Guwahati2 years ago
MCQs on Semiconductor DeviceMCQs on Semiconductor Device Which among the following is the most commonly used semiconductor? Silicon Carbon Germanium Sulphur Answer: (a) Silicon What happens to the resistance of a pure semiconductor when heated? The resistance increases The resistance decreases The temperature… Home Tuition In Guwahati2 years ago
MCQs on Third law of motionMCQs on Third law of motion Walking is possible on the account of Newton’s First Law of Motion Newton’s Second Law of Motion Newton’s Third Law of Motion Newton’s Law of Gravitation Answer: (c)Newton’s Third Law of Motion When we… Home Tuition In Guwahati2 years ago
MCQs on Ray OpticsMCQs on Ray Optics What is the distance between two convex lenses LA and LB with focal lengths FA and FB? FA+FB FA-FB FA FB Answer: (a) FA+FB If a medium has a critical angle for total internal reflection from… Home Tuition In Guwahati2 years ago
MCQs on Surface TensionMCQs on Surface Tension Q1: When there are no external forces, the shape of a liquid drop is determined by Surface Tension of the liquid The density of the liquid The viscosity of the liquid The temperature of air only… Home Tuition In Guwahati2 years ago
MCQs on Ohms lawMCQs on Ohms law Q1: If a current of 5 Amperes flows through the conductor. The number of electrons per second will is 1.6 x 10-19 3.12 x 1019 4 x 1019 7.68 x 1020 Answer: (b) 3.12 x 1019… Home Tuition In Guwahati2 years ago
MCQs on DielectricsMCQs on Dielectrics Q1: Which among the following is a dielectric? Copper Aluminium Plastic Ceramic Answer: (d) Ceramic Q2: How can a dielectric be converted to a conductor? Compression Heating Expanding Freezing Answer:(b) Heating Q3: Which of the following statements… Home Tuition In Guwahati2 years ago
MCQs on Electric fluxMCQs on Electric flux Q1: What is the value of total flux through the faces of the cube with the sides of length a if a charge Q is placed at corner A of the cube is q/ε0 q/2ε0 q/4ε0… Home Tuition In Guwahati2 years ago
MCQs on Mirror FormulaMCQs on Mirror Formula Q1: A convex mirror of focal length f forms an image which is 1/n times the object. The distance of the object from the mirror is (n-1)f (n-1/n) f (n+1/n) f (n+1) f Answer: (a) (n-1)f… Home Tuition In Guwahati2 years ago