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A particle having a charge of 10 μC and mass 1 μg moves in a horizontal circle of radius 10 cm under the influence of a magnetic field of 0.1 T. When the particle is at a point P, a uniform electric field is switched on so that the particle starts moving along the tangent with uniform velocity. The electric field is
04
Sep
A particle having a charge of 10 μC and mass 1 μg moves in a horizontal circle of radius 10 cm under the influence of a magnetic field of 0.1 T. When the particle is at a point P, a uniform electric field is switched on so that the particle starts moving along the tangent [...]
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A particle having a charge of 10 μC and mass 1 μg moves in a horizontal circle of radius 10 cm under the influence of a magnetic field of 0.1 T. When the particle is at a point P ,
a uniform electric field is switched on so that the particle starts moving along the tangent with uniform velocity. The electric field is ,
A particle with charge q having momentum p enters a uniform magnetic field normally. The magnetic filed has magnitude B and is confined to a region of width d, where d< Bq/ p . The particle is deflected by an angle θ in crossing the field.
04
Sep
A particle with charge q having momentum p enters a uniform magnetic field normally. The magnetic filed has magnitude B and is confined to a region of width d, where d< Bq/ p . The particle is deflected by an angle θ in crossing the field. A particle with charge q having momentum p enters [...]
An aluminium wire is clamped at each end and under zero tension at room temperature. Reducing the temperature, which results in a decrease in the wire’s equilibrium length, increases the tension in the wire. What strain
04
Sep
An aluminium wire is clamped at each end and under zero tension at room temperature. Reducing the temperature, which results in a decrease in the wire’s equilibrium length, increases the tension in the wire. What strain An aluminium wire is clamped at each end and under zero tension at room temperature. Reducing the temperature increases [...]
Following figure shows the path of an electron that passes through two regions containing uniform magnetic fields of magnitudes B 1 and B 2 . It’s path in each region is a half circle, choose the correct option
04
Sep
Following figure shows the path of an electron that passes through two regions containing uniform magnetic fields of magnitudes B 1 and B 2 . It’s path in each region is a half circle, choose the correct option choose the correct option Following figure shows the path of an electron that passes through two regions [...]
A rope of total mass m and length L is suspended vertically. Find the time taken by a transverse pulse travels the length of the rope.
04
Sep
A rope of total mass m and length L is suspended vertically. Find the time taken by a transverse pulse travels the length of the rope. A rope of total mass m and length L is suspended vertically. Find the time taken by a transverse pulse travels the length of the rope. September 4, 2020 [...]
A uniform magnetic field B and a uniform electric field E act in a common region. An electron is entering thiis region of space. the correct arrangement for it to escape undeviated is
04
Sep
A uniform magnetic field B and a uniform electric field E act in a common region. An electron is entering thiis region of space. the correct arrangement for it to escape undeviated is A uniform magnetic field B and a uniform electric field E act in a common region. An electron is entering thiis region [...]
Transverse waves travel with a speed of 20.0 m/s in a string under a tension of 6.00 N. What tension is required for a wave speed of 30.0 m/s in the same string?
04
Sep
Transverse waves travel with a speed of 20.0 m/s in a string under a tension of 6.00 N. What tension is required for a wave speed of 30.0 m/s in the same string? Transverse waves travel with a speed of 20.0 m/s in a string under a tension of 6.00 N. What tension is required [...]
A taut string having tension 100 N and linear mass density 0.25 kg/m is used inside a cart to generate a wave pulse starting at the left end, as shown. What should be the velocity of the cart
04
Sep
A taut string having tension 100 N and linear mass density 0.25 kg/m is used inside a cart to generate a wave pulse starting at the left end, as shown. What should be the velocity of the cart A taut string having tension 100 N and linear mass density 0.25 kg/m is used inside a [...]
A particle of charge q and mass m is moving along the x-axis with a velocity v enters a region of electric field E and magnetic field B as shown in fig, below for which figure the net force on the charge may be zero.
04
Sep
A particle of charge q and mass m is moving along the x-axis with a velocity v enters a region of electric field E and magnetic field B as shown in fig, below for which figure the net force on the charge may be zero. A particle of charge q and mass m is moving [...]
Figure shows a snapshot of a sinusoidal travelling wave taken at t = 0.3 s. The wavelength is 7.5 cm and amplitude is 2 cm. If the crest P was at x= 0 at t = 0, write the equation of travelling wave.
04
Sep
Figure shows a snapshot of a sinusoidal travelling wave taken at t = 0.3 s. The wavelength is 7.5 cm and amplitude is 2 cm. If the crest P was at x= 0 at t = 0, write the equation of travelling wave. Figure shows a snapshot of a sinusoidal travelling wave taken at t [...]