Physics question and answers for July 02, 2024
- Q 3 How many seconds are there in a leap year Express it in standard form 4 If the velocity of light is 3 0 108 metres per second calculate the...
- Q Two identical balls A and B each of mass 0 1 kg are attached to two identical massless springs The spring mass system is constrained to move inside a rigid...
- Q Boyle s law states that the volume of a gas is inversely proportional to the pressure if the temperature is held constant A gas has a volume of 170 6...
- Q dt SolveLancer Test In the given figure a ring of radius r mass m is uniformly charged and has total charge Q The ring is free to rotate in the...
- Q Three objects A B and C are kept in a straight line on a frictionless horizontal surface They have masses m 2 m and m respectively The object A moves...
- Q 4 Intensity of bulb A remains same and intensity of bulb B decreases 0 A conductor of area of cross section A having 40 charge carriers each having a charge...
- Q A block of mass m is released from height h from a fixed smooth inclined plane At the foot plank of mass m is kept on smooth surface Friction coefficient...
- Q 18 In the circuit shown the value of of the transistor is 48 If the base current supplied is 200 A what is the voltage at the terminal Y a...
- Q A body is projected at 30 with velocity v from point A on the ground At the same time another body is projected vertically upwards from B with velocity v2...
- Q A particle strikes smooth floor with speed 20m s as shown in figure After the collision it performs a projectile motion having range 15m The coefficient of restitution for the...
- Q The value of steady current in 2 resistance shown in figure is 2 F HH 3 0 A O 1 2 A 202 www 0 9 A 392 www 492...
- Q The equivalent resistance between points A and D of the combination of resistances shown in figure is 10 Q 1092 www A C 10 Q2 W 2092 B WWW 10...
- Q The figure shows currents in a part of electrical circuit then current is 2 A 2 A O 1 7 A 1 7 A Read More O 2 3 A...
- Q Six identical capacitors each of capacitance C are connected as shown The equivalent capacitance between points A and Bis A WIN 314 00 0 0 Read More 2C E B
- Q Figure shows a balanced wheatstone bridge The value of Ris 100 Q A ww 200 2 20 22 25 22 40 22 15 22 100 2 D E www 40...
- Q 26 NTA Test 23 Single Choice md The main scale of a vernier calliper reads 10 mm in 10 divisions 10 divisions of vernier scale coincide with 9 divisions of...
- Q Even number of infinite concentric circular arcs of same angular span 0 carry uniform linear charge densities A and alternatively as shown in figure Their radii are R 2R 3R...
- Q In the circuit shown in figure potential difference between points A and B VA VB is A 5922 www 502 www 592 O 2 V 1 5 V 1 25...
- Q In the circuit shown the heat produced in 20 resistance is 10 cal s then heat produced in 10 resistor is A 222 ww 20 cal s 50 cal s...
- Q 20 A tidal power plant of the simple single basin type has a basin area of 30 x 10 m The tide has a range of 12m The turbine however...
- Q Tal from a height h upon a fix horizontal plane and rebounds Il e is the coefficie of restitution the total distance travelled befo rebounding has stopped is 1 0...
- Q SolveLancer Test Consider the statements which of the following is correct SolveLancer Test a S is equal to the wave intensity Where symbol have their usual meaning b Curvature of...
- Q TYPE questions Each question has 4 choices 1 Read More Two small balls having equal positive charge Q each are suspended by two insulating strings of equal length L from...
- Q Water falls from a height of 60 m at the rate o 15 kg s to operate a turbine The losses due to frictional forces are 10 of energy How...
- Q 9 It is difficult to drag a box of same mass kept in position A than in position B as shown in the picture given below A B 1 It...
- Q If A is area of intensity of magnetisation in ferromagnetic material versus magnetising field intensity V is volume of the magnetic sample and n is the frequency of alternating magnetic...
- Q Q28 19 g of water at 30 C and 5 g of ice at 20 C are mixed together in a calorimeter What is the final temperature of the mixture...
- Q A uniform ladder of length 5m is placed against the wall in vertical plane as shown in the figure If of friction is the same for both the wall and...
- Q A charge q is moved from A to Calong the path ABC as shown in figure The work done in moving charge from A to Cis a B 45 A...
- Q An equiconvex lens 3 2 is placed over a plane mirror as indicated in diagram An object placed 12 cm from system such that image and object coincide Now a...
- Q Calculate the depth below the surface of sea that a rubber ball should be taken so as to decrease its volume by 0 1 density of sea water 1000 kg...
- Q SolveLancer Test A front wheel drive car is moving in a hilly area Then which statement is incorrect The motion of wheels is pure rolling SolveLancer Test a If the...
- Q 1 ZArak 2 4 Arak 3 Arak 2AE 4 Zero 1000 small water drops each of capacitance C join together to form one large spherical drop The capacitance of bigger...
- Q 13 There are two holes each of cross sectional area a on the opposite side of a wide rectangular tank containing a liquid of density p When the liquid flows...
- Q 1 c ab 3 c ab CRA In the circuit shown below C 10 F C C 20 F and C 40 F If the charge on C is 20...
- Q are Two immiscible filled in a vessel The velocity with which the liquid will emerge out of a narrow hole at the bottom is 6gH 4gH 21 2H PA 0...
- Q 5K 4K 1 1 9 2AE k 4K 3K 1 2 Two charged capacitors have their outer plates fixed and inner plates connected by a spring of force constant k...
- Q PART C Physics 41 The optical power of a thin convex glass lens in air is 10D Its optical power when surrounded by air on one side and water on...
- Q an experiment on the specific heat of a metal a 0 20 kg block of the metal at 150 C is dropped in a copper calorimeter of water equiva 025...
- Q 0 Find the potential difference across point a and b 10 fa fa fa for in fig Telegram ne questionpaper 3 5 6 The charges on two parallel conner plates...
- Q Two liquid of densities d d and viscosities 1 and 1 are found to flow through a capillary tube under a constant pressure head at the same mass rate Then...
- Q In an experiment to determine the resistance of a galvanometer by half deflection method the circuit shown is used In one set of reading R102 and S4 02 then the...
- Q A glass hemisphere 1 5 has a radius of curvature of 16 cm A small object O is located on its axis halfway between the plane and spheric surface The...
- Q 4 A glass rod of radius 1 mm is inserted symmetrically into a glass capillary tube with inside radius 2 mm Then the whole arrangement is brought in contact of...
- Q In the circuit shown in Figure the current through 1998S 2 Ma a b c d 9V 30 802 202 www 22 202 the 32 resistor is 0 50 A...
- Q 1 16 2 20 3 4 4 2 15 Positive point charge q is placed at distance 2R from the surface of a metallic shell of radius R The electric...
- Q From the following facts i 2X Y 2Y X2 ii 2W Y No reaction iii 2Z X 2X Z Which of the following is true Only one correct answer A...
- Q A particle of charge q mass m moves in a circle 7 of radius r around an infinitely long line charge on linear charge density 2 Then time period will...
- Q ALLEN In the circuit if no current flows through the 8 galvanometer when the key K is closed the bridge is balanced The balancing condition for bridge is R R...
- Q ALLEN Figure shows two uniformly charged large non 5 conducting sheets having surface charge densities 20 and respectively A B and C are three points E be the electric field...
- Q 19 In one experiment of determination of speed of sound in air student records 3 readings as given in table find percentage error in reading 1 330 5 m s...
- Q 33 A small drop of water falls from rest through a large height h in air the final velocity is IS Proportional to h 2 Proportional to h 3 Inversely...
- Q 2C and 6C two charges are repelling each other 1 with a force of 12N If each charge is given 2C of charge then the value of the force will...
- Q A car weighs 1800 kg The distance between its front axle and back axle is 1 8 m Its centre of gravity is 1 05 m behind front axle The...
- Q 2E 1 E 2 3 4 3 An electron enter with velocity 4 x 107 m s in the 6 electric field of 3200 volt meter perpendicular to t and...
- Q 3 8 N Repulsive 4 Zero R Electric field due to a non conducting sphere at 2 is same as some extemal point r r R Find the ratio of...
- Q the circuit below the time What is the current in the 302 resistor the moment immediately after the switch is opened The capacitor in the figure has capacitance of 9F...
- Q 2 0 5 3 0 8 4 1 0 An inductor 20 mH a capacitor 50 F and a resistor 40 are connected in series across a source of emf...
- Q 8 A Liquid in a cylindrical vessel of radius 0 05 meter is rotated along with the vessel about its axis with a speed of 4 radian sec The rise...
- Q 16 Two large conducting plates having surface 3 charge densities G and respectively are fixed d distance apart A small test charge q of mass m is attached to two...
- Q The magnitude of electric field due to a uniform sphere of charge of radius R at distance 2R from its centre is equal to that at distance x from the...
- Q 1 10 2 20V 3 30V 4 15V In the combination shown in figure find the charge on the 4 F capacitor 1 30 C 3 24 C HH 13...
- Q A block of mass m attached to one end of the vertical spring produces extension x If the block is pulled and released the periodic time of oscillation is A...
- Q 17 m W math 09 NTA Test 09 Numerical There is a crater of depth on the surface of the moon where R is the radius of the moon A...
- Q ALLEN Three concentric metallic shells A B and C of radil a b and c a b c have surface charge densities o o a respectively If the shells A...
- Q The refractive indices of flint glass for red yellow and violet light are 1 613 1 620 and 1 632 respectively What is dispersive power of flint glass 0 031...
- Q amplitude 2k 3 not perform SHM but will have a periodic motion 4 remain stationary Electric flux through surface area 100 m lying in xy plane if i 2 3k...
- Q PLS PROVIDE STEP WISE SOLUTION WITH REASON Provide ALL Alternative approaches and solutions to the Q A point particle is acted upon by a restoring force kx The time period...
- Q 25 A big hollow metal sphere A is charged to 100 voli and another smaller hollow sphere B is charge to 50 volts If B is put inside A and...
- Q A body of mass 64 g is made to oscillate turn by turn on two different springs A and B Spring A and B has force constant 4 and 16...
- Q 59 A body Potential has equation a V x y xy Find its kind of Motion after Releasing it from Rest from 1 2 1 2 A Const Acc q...
- Q A particle has the wave function y x t A exp iwt cos kx Which one of the following is correct a This is an eigenstate of both energy and...
- Q 1 r has its centre at the origin of the coordinate system in a magnetic field of induction B When it is rotated about y axis through 90 the net...
- Q A current flows in a long straight wire with cross section having the form of a thin quarter ring of radius R see figure The magnetic field B at point...
- Q horizontal A compass needle is taken to magnetic equator The needle is allowed to move in horizontal plane the needle will stay 1 Along magnetic east west direction 2 Along...
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