Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
The scale of galvanometer is divided into 150 equal divisions. The galvanometer has a current sensitivity of 10 divisions/mA and the voltage sentivity of 2 divisions/mV. How the galvanometer be designed to read (i) 6A per division and (ii) 1 V per division?
03
Sep
The scale of galvanometer is divided into 150 equal divisions. The galvanometer has a current sensitivity of 10 divisions/mA and the voltage sentivity of 2 divisions/mV. How the galvanometer be designed to read (i) 6A per division and (ii) 1 V per division? A galvanometer has a resistance of G ohm and range of V [...]
Two particles executing SHM with same angular frequency and amplitudes A and 2A on same straight line with same mean position cross each other in opposite direction at a distance A/3 from mean position. Find
03
Sep
Two particles executing SHM with same angular frequency and amplitudes A and 2A on same straight line with same mean position cross each other in opposite direction at a distance A/3 from mean position. Find A particle is executing SHM with time period T and amplitude A. The particle starts SHM from amplitude position. Find [...]
A galvanometer has a resistance of 30 ohm and a current of 2 mA is needed to give a full scale deflection. What is the resistance needed and how is it to be connected to convert this galvanometer (a) Into an ammeter of 0.3 A range ? (b) Into a volmeter of 0.2 V range ?
03
Sep
A galvanometer has a resistance of 30 ohm and a current of 2 mA is needed to give a full scale deflection. What is the resistance needed and how is it to be connected to convert this galvanometer (a) Into an ammeter of 0.3 A range ? (b) Into a volmeter of 0.2 V range [...]
A particle executes SHM with amplitude A and angular frequency omega. At an instant the particle is at a distance A/5 from the mean position and is moving away from it. Find the time after which it will come back to this position again
03
Sep
A particle executes SHM with amplitude A and angular frequency omega. At an instant the particle is at a distance A/5 from the mean position and is moving away from it. Find the time after which it will come back to this position again A particle is executing SHM with time period T and amplitude [...]
A galvanometer has a resistance of G ohm and range of V volt. Calculate the resistance to be used in series with it to extend its range its range to nV volt.
03
Sep
A galvanometer has a resistance of G ohm and range of V volt. Calculate the resistance to be used in series with it to extend its range its range to nV volt. A galvanometer has a resistance of G ohm and range of V volt. Calculate the resistance to be used in series with it [...]
A galvanometer has a resistance of 50 ohm and its full scale deflection current is 50 muA. what resistance should be added to it can have a range of 0 – 5 V?
03
Sep
A galvanometer has a resistance of 50 ohm and its full scale deflection current is 50 muA. what resistance should be added to it can have a range of 0 – 5 V? A galvanometer has a resistance of 50 ohm and its full scale deflection current is 50 muA. what resistance should be added [...]
A particle is executing SHM with time period T and amplitude A. The particle starts SHM from amplitude position. Find distance travelled by the particle in time T/12.
03
Sep
A particle is executing SHM with time period T and amplitude A. The particle starts SHM from amplitude position. Find distance travelled by the particle in time T/12. A particle is executing SHM with time period T and amplitude A. The particle starts SHM from amplitude position. Find distance travelled by the particle in time [...]
Consider a circular as shows in Fig. (a). We want to measure the current i flowing in the circuit. For this we connect an ammeter of resistance RA as shows in Fig. (b). Find the percentage error in the current.
03
Sep
Consider a circular as shows in Fig. (a). We want to measure the current i flowing in the circuit. For this we connect an ammeter of resistance RA as shows in Fig. (b). Find the percentage error in the current. The deflection in a moving coil galvanometer falls from 50 divisions to 10 divisions when [...]
A block is connected with a spring executing SHM with time period T in vertical plane. The amplitude of oscillation is A. Find the time taken by the particle to move from position
03
Sep
A block is connected with a spring executing SHM with time period T in vertical plane. The amplitude of oscillation is A. Find the time taken by the particle to move from position A block is connected with a spring executing SHM with time period T in vertical plane. The amplitude of oscillation is A. [...]
The deflection in a moving coil galvanometer falls from 50 divisions to 10 divisions when a shunt of 12Ω is applied. What is the resistance of the galvanometer? Assume the main current to remain same.
03
Sep
The deflection in a moving coil galvanometer falls from 50 divisions to 10 divisions when a shunt of 12Ω is applied. What is the resistance of the galvanometer? Assume the main current to remain same. The deflection in a moving coil galvanometer falls from 50 divisions to 10 divisions when a shunt of 12Ω is [...]