Physics
Two lenses of power + 12 D and -2 D are combined together. What is their equivalent focal length ?
23
Oct
Two lenses of power + 12 D and -2 D are combined together. What is their equivalent focal length ? Two lenses of power + 12 D and -2 D are combined together. What is their equivalent focal length ? October 23, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry [...]
The angle of a prism is 6^∘ and its refractive index for green light is 1.5. If a green ray passes through it, the deviation will be :
23
Oct
The angle of a prism is 6^∘ and its refractive index for green light is 1.5. If a green ray passes through it, the deviation will be : The angle of a prism is 6^∘ and its refractive index for green light is 1.5. If a green ray passes through it the deviation will be [...]
Assertion (A): In simple harmonic motion, the motion is to and fro and periodic. Reason (R): Velocity of the particle V = ω rootK^2 − x^2 (where x is the displacement).
23
Oct
Assertion (A): In simple harmonic motion, the motion is to and fro and periodic. Reason (R): Velocity of the particle V = ω rootK^2 − x^2 (where x is the displacement). Assertion (A): In simple harmonic motion the motion is to and fro and periodic. Reason (R): Velocity of the particle V = ω rootK^2 [...]
A particle is performing simple harmonic motion with angular frequency 5000 radian /second and amplitude 2 cm and mass of 1 kg. Find the total energy of oscillation.
23
Oct
A particle is performing simple harmonic motion with angular frequency 5000 radian /second and amplitude 2 cm and mass of 1 kg. Find the total energy of oscillation. A particle is performing simple harmonic motion with angular frequency 5000 radian /second and amplitude 2 cm and mass of 1 kg. Find the total energy of [...]
The frequency of oscillations of a mass m connected horizontally by a spring of spring constant k is 4 Hz. When the spring is replaced by two identical spring as shown in figure. Then the effective frequency is.
23
Oct
The frequency of oscillations of a mass m connected horizontally by a spring of spring constant k is 4 Hz. When the spring is replaced by two identical spring as shown in figure. Then the effective frequency is. its velocity is 0.4 ms^−1. The amplitude is This time period of a particle undergoing SHM is [...]
A mass M is suspended from a spring of negligible mass. The spring is pulled a little and then released so that the mass executes simple harmonic motion with time period T. If the mass is increased to ′ m ′ then the time period becomes ( 4/5T ) . The ratio of M/m is
23
Oct
A mass M is suspended from a spring of negligible mass. The spring is pulled a little and then released so that the mass executes simple harmonic motion with time period T. If the mass is increased to ′ m ′ then the time period becomes ( 4/5T ) . The ratio of M/m is [...]
This time period of a particle undergoing SHM is 16 s. It starts motion from the mean position. After 2 s, its velocity is 0.4 ms^−1. The amplitude is
23
Oct
This time period of a particle undergoing SHM is 16 s. It starts motion from the mean position. After 2 s, its velocity is 0.4 ms^−1. The amplitude is its velocity is 0.4 ms^−1. The amplitude is This time period of a particle undergoing SHM is 16 s. It starts motion from the mean position. [...]
A simple pendulum performs simple harmonic motion about x = 0 with an amplitude ′ a ′ and time period ′ T ′. The speed of the pendulum at x = 2/a will be:
23
Oct
A simple pendulum performs simple harmonic motion about x = 0 with an amplitude ′ a ′ and time period ′ T ′. The speed of the pendulum at x = 2/a will be: A simple pendulum performs simple harmonic motion about x = 0 with an amplitude ′ a ′ and time period ′ [...]
A ball is suspended by a thread of length L at the point O on a wall which is inclined to the vertical by α. The thread with the ball is displaced by a small angle β away from the vertical and also away from the wall. If the ball is released, the period of oscillation of the pendulum when β>α will be
23
Oct
A ball is suspended by a thread of length L at the point O on a wall which is inclined to the vertical by α. The thread with the ball is displaced by a small angle β away from the vertical and also away from the wall. If the ball is released, the period of [...]
A particle executes simple harmonic motion of period T and amplitude l along a rod AB of length 2l. The rod AB itself executes simple harmonic motion of the same period and amplitude in a direction perpendicular to its length. Initially, both the particle and the rod are in their mean positions. The path traced out by the particle will be:-duplicate-1
23
Oct
A particle executes simple harmonic motion of period T and amplitude l along a rod AB of length 2l. The rod AB itself executes simple harmonic motion of the same period and amplitude in a direction perpendicular to its length. Initially, both the particle and the rod are in their mean positions. The path traced [...]