Physics question and answers for July 21, 2024
- Q A block placed on x y plane at origin and is pulled by two forces F F where F is towards 3 4 m and F towards 4 3 m...
- Q A block of mass m is suspended separately by two cifferent springs and is having time periods T and T2 respectively If same mass is connected to series combination of...
- Q 1 To 1 1 3 Ao Bo ABY 000 1 0 0 0 1 1 ABY 000 01 1 1 0 1 1 1 1 Diode 1 K Diode 2...
- Q Find the current through the 502 resistor if the voltage drop across 192 resistor is 3 V A IA B 1 33 A C 1 67 A D 2A 192...
- Q Two particles A and B are connected by a rigid rod AB The rod slides along perpendicular rails as shown here The velocity of A to the left is 10...
- Q Width of a slab is 6 cm whose If its 2 rear surface is silvered and object is placed at a distance 28 cm from the front face Calculate the...
- Q When unpolarised light beam is incident from air onto glass n 1 5 at the polarising angle 1 Reflected beam is polarised 100 percent refracted beams are 2 Reflected and...
- Q 2 In the given circuit current I is independent of value of resistance Rs Then which of the condition must be satisfied A R R4 C R3R6 R R3 R...
- Q marks A plank inclined at an angle of a to the horizontal lies on two supports A and B figure over which it can slip without friction under the action...
- Q 5 15 The acceleration due to earth s gravity on a point particle at a height h above the surface of the earth is denoted by g h and at...
- Q Cord is wrapped around a wheel in vertical plane and it can rotate about horizontal axis At end of string a block of weight mg is attached System is released...
- Q Test 4 Code A 38 A capacitor of capacitance C is connected to a V volt potential Battery is then disconnected and inductor of inductance L is connected across the...
- Q A point object O is placed in front of a gla u 3 2 rod having spherical end of radius c curvature 30 cm The image would be forme at...
- Q Q62 Three resistors each of 2 ohm are connected together in a triangular shape The resistance between any two vertices will be 1 4 3 ohm 2 3 4 ohm...
- Q Q61 The reading of the ammeter as per figure shown is 292 1 A 2 A 3 A 4 2 A 1 252 ww 2V H 252 ww 252 www...
- Q Negative Marks 1 In all other cases A swimmer crosses a river of width d flowing at velocity v While swimming he keeps himself always at an angle of 120...
- Q A radioactive sample at any instant has its disintegration rate 5000 disintegrations per minute After 5 minutes the rate is 1250 disintegrations per minute Then the decay constant per minute...
- Q Q63 There are n similar conductors each of resistance R The resultant resistance comes out to be x when connected in parallel If they are connected in series the resistance...
- Q Q7 The equivalent resistance between points A and B in the circuit shown in the figure is 1 6R 2 4R 3 2R 4 R R R R 82 From...
- Q Q On a two lane road car A is travelling with a speed of 36 km h Two cars B and C approach car A in opposite directions with a...
- Q A smooth insulating ring of radius R with a bead of mass m and charge q is placed horizontally and in a uniform magnetic field of strength Bo and perpendicular...
- Q Q65 A current of 2 A flows in a system of conductors as shown The potential difference VA VB will be 2A D 252 352 1 2 V 2 1...
- Q When a centimeter thick surface is illuminated with light of wavelength A stopping potential is V when the same surface is illuminated by light of wavelength 2A stopping potential is...
- Q Two coherent point sources S and S are separated by a small distance d as shown The fringes obtained on the screen will be 1 points vous d S S...
- Q A small pencil of length 10 cm is k along the axis of a concave mirror of rad of curvature 40 cm with its tip touching mirror The size of...
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