Question Answers
Sahay Sir > Question Answers
A vibration magnetometer consists of two identical bar magnets placed one over the other, such that they are mutually perpendicular and bisect each other The time period of oscillation in horizontal magnetic field is 4 s. If one the magnets is taken away, find the period of oscillation of the other in the same field.
05
Sep
A vibration magnetometer consists of two identical bar magnets placed one over the other, such that they are mutually perpendicular and bisect each other The time period of oscillation in horizontal magnetic field is 4 s. If one the magnets is taken away, find the period of oscillation of the other in the same field. [...]
Tags:
A vibration magnetometer consists of two identical bar magnets placed one over the other ,
find the period of oscillation of the other in the same field. ,
such that they are mutually perpendicular and bisect each other The time period of oscillation in horizontal magnetic field is 4 s. If one the magnets is taken away ,
The average velocity of a body moving with uniform acceleration after travelling a distance of 3.06 m is 0.34 m/s. If the change in velocity of the body is 0.18 m/s. During this time, its uniform acceleration is
05
Sep
The average velocity of a body moving with uniform acceleration after travelling a distance of 3.06 m is 0.34 m/s. If the change in velocity of the body is 0.18 m/s. During this time, its uniform acceleration is its uniform acceleration is The average velocity of a body moving with uniform acceleration after travelling a [...]
A non-relativistic proton beam passes without deviation through a region of space where there are uniform transverse mutually perpendicular electric and magnetic fields with E = 120 kV m^-1
05
Sep
A non-relativistic proton beam passes without deviation through a region of space where there are uniform transverse mutually perpendicular electric and magnetic fields with E = 120 kV m^-1 A non-relativistic proton beam passes without deviation through a region of space where there are uniform transverse mutually perpendicular electric and magnetic fields with E = [...]
A bar magnet is 10cm long.Its magnetic moment is 0.4 Am^2.It is placed in magnetic meridian with its north pole towards north. If the neutral point is obtained at distance if 10cm from the center of the magnet find the horizontal component if earth’s magnetic field.
05
Sep
A bar magnet is 10cm long.Its magnetic moment is 0.4 Am^2.It is placed in magnetic meridian with its north pole towards north. If the neutral point is obtained at distance if 10cm from the center of the magnet find the horizontal component if earth’s magnetic field. How many neutral points on a horizontal board are [...]
A moving car possesses average velocities of 5 ms^−1, 10 ms^−1, and 15 ^ms−1 in the first, second, and third seconds, respectively. What is the total distance covered by the car in these 3 s ?
05
Sep
A moving car possesses average velocities of 5 ms^−1, 10 ms^−1, and 15 ^ms−1 in the first, second, and third seconds, respectively. What is the total distance covered by the car in these 3 s ? 10 ms^−1 A moving car possesses average velocities of 5 ms^−1 and 15 ^ms−1 in the first and third [...]
An electron accelerated through a potential difference of 2.5 kV, moves horizontally into a region of space in which there is a downward directed uniform electric field of magnitude 10 kVm^-1. (a) In what direction must a
05
Sep
An electron accelerated through a potential difference of 2.5 kV, moves horizontally into a region of space in which there is a downward directed uniform electric field of magnitude 10 kVm^-1. (a) In what direction must a An electron accelerated through a potential difference of 2.5 kV moves horizontally into a region of space in [...]
A bar magnet 30 cm long is placed in the magnetic meridian with its north pole pointing geographical south . The neutral point is found at a distance of 30 cm from its centre . Calculate the pole strength of the magnet . Given B H = 0.3 4G.
05
Sep
A bar magnet 30 cm long is placed in the magnetic meridian with its north pole pointing geographical south . The neutral point is found at a distance of 30 cm from its centre . Calculate the pole strength of the magnet . Given B H = 0.3 4G. How many neutral points on a [...]
A train is moving at a constant speed V when its driver observes another train in front of him on the same track and moving in the same direction with constant speed v. If the distance between the trains is x, then what should be the minimum retardation of the train so as to avoid collision?
05
Sep
A train is moving at a constant speed V when its driver observes another train in front of him on the same track and moving in the same direction with constant speed v. If the distance between the trains is x, then what should be the minimum retardation of the train so as to avoid [...]
A police party is chasing a dacoit in a jeep which is moving at a constant speed v. The dacoit is on a motorcycle. When he is at a distance x from the jeep, he accelerates from rest at a constant rate. Which of the following relations is true if the police are able to catch the dacoit?
05
Sep
A police party is chasing a dacoit in a jeep which is moving at a constant speed v. The dacoit is on a motorcycle. When he is at a distance x from the jeep, he accelerates from rest at a constant rate. Which of the following relations is true if the police are able to [...]
How many neutral points on a horizontal board are there and why, when a magnet is held vertically on the board?
05
Sep
How many neutral points on a horizontal board are there and why, when a magnet is held vertically on the board? How many neutral points on a horizontal board are there and why when a magnet is held vertically on the board? September 5, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]