Physics question and answers for August 01, 2024
- Q If SW is the work done against electrostatic fo in bringing of a infinitesimal small test charge q fr infinity to a point P then potential at point P is...
- Q the given circuit below calculate the ratio of charges on 6F capacitor in steady state in the circuit for the cases when switch S is open and switch S is...
- Q Given A and B are input terminals Logic 1 5V Logic 0 1V Which logic gate operation the following circuit does A AND Gate B OR Gate C XOR Gate...
- Q Under the action of a force F y x j an external agent takes a particle slowly along two paths as shown Path 2 is along OP and path 1...
- Q A hollow charged metallic spherical shell has radius R If the potential difference between its surface and a point at a distance 3R from the centre is V then the...
- Q Do 4 4 9 A glass flask of volume 200 cm is just filled with mercury at 20 C The amount of mercury that will overflow when the temperature of...
- Q The capacitor C shown in the figure carries zero charges initially At t 0 switch K is closed Then choose the incorrect option www HE O O K at t...
- Q is constructed by fixing small identical balls at the ends of a light rod of length I The dumbbell stands vertically in the corner formed by a frictionless wall and...
- Q 3 low k A parallel plate capacitor has a uniform elect field E V m in the space between the pla If the distance between the plates is d m...
- Q 12 80 gm of water at 30 C is poured on a large block of ice at 0 C The mass of ice that melts is 1 30 gm 2...
- Q Q 15 An object undergoes simple harmonic motion Its amplitude is xo The speed of the object is v when its displacement Is xo 3 What is the speed when...
- Q A between them The wavelength of the standing wave is 2 2 42 4 3 63 Prato a farm 3 P2 time 1 21 A 3 6 05 3 6...
- Q Two threads are rotate about a fixed horizontal axis through its centre At the free end of one string a particle of mass m is attached and the free of...
- Q Vm is the maximum voltage between trends of the secondary terminal of a transformer used in a half wave rectifier When the PN junction diode is reverse biased what will...
- Q Two cones A and B of equal base area and height are arranged as shown in figure A is a solid uniform cone whereas B is a hollow uniform thin...
- Q 4 May be ve zero or ve potential If a unit positive charge is taken from one point 7 to another point over an equipotential surface then 1 Work is...
- Q Three balls A B and C are projected from ground with same speed at same angle with the horizontal The balls A B and C collide with the wall during...
- Q A monochromatic light is travelling in a medium of refractive index n 1 6 It enters a stack of glass layers from the bottom side at an angle 0 30...
- Q Two bulbs rated as 25 W 110 V and 100 W 110 V Their combination is connected to 220 V electric supply Then choose the correct option O For series...
- Q Given diagram can never represent 1 An electrostatic field 2 A magnetostatic field 3 Field for moving charge 4 An induced electric field Which of the following quantities depend
- Q A and B are two concentric metallic shells If A is positively charged and B is earthed then electric B O 1 Field at common centre is non zero 2...
- Q 18 Two concentric shells of masses M R and M are concentric as shown in the figure Which of the following is correct regarding the gravitational force on m due...
- Q uniform velocity in a unito field as shown in figure Hence the wire becomes 1 Positively charged at end A 2 Positively charged at end B 3 Hot due to...
- Q Major product of the given reaction is CH T CH CH CH CH O CH CH HI Product CH CH OH and CH CH CH CH I I CH CH...
- Q 15 An imaginary graph is plotted betwee potential and distance then E electric fiel A B 1 At point A E ve 2 At point C E ve 3 At...
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