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The frequency of tuning forks A and B are respectively 3% more and 2% less than the frequency of tuning fork C, when A and B are simultaneously excited, 5 beats/sec are produced, then the frequency of the tuning fork A(in Hz) is
31
Oct
The frequency of tuning forks A and B are respectively 3% more and 2% less than the frequency of tuning fork C, when A and B are simultaneously excited, 5 beats/sec are produced, then the frequency of the tuning fork A(in Hz) is 5 beats/sec are produced The frequency of tuning forks A and B [...]
For a body executing SHM with amplitude A, time period T, maximum velocity vmax and phase constant zero, which of the following statements are correct for 0 < t < T/4
31
Oct
For a body executing SHM with amplitude A, time period T, maximum velocity vmax and phase constant zero, which of the following statements are correct for 0 < t < T/4 For a body executing SHM with amplitude A maximum velocity vmax and phase constant zero time period T which of the following statements are [...]
A particle moves in the x-y plane such that its position vector changes with time according to the equation, r = (i + 2j) A cos omega t. The motion of the particle is
31
Oct
A particle moves in the x-y plane such that its position vector changes with time according to the equation, r = (i + 2j) A cos omega t. The motion of the particle is A particle moves in the x-y plane such that its position vector changes with time according to the equation r = [...]
Two tuning forks A and B vibrating simultaneously produce 5 beats/s. Frequency of B is 512Hz. If one arm of A is filed, the number of beats per second increases. Frequency of A is
31
Oct
Two tuning forks A and B vibrating simultaneously produce 5 beats/s. Frequency of B is 512Hz. If one arm of A is filed, the number of beats per second increases. Frequency of A is the number of beats per second increases. Frequency of A is Two tuning forks A and B vibrating simultaneously produce 5 [...]
The range of a projectile fired at an angle of 15^∘ is 50 m. If it is fired with the same speed at an angle of 45T∘ its range will be
31
Oct
The range of a projectile fired at an angle of 15^∘ is 50 m. If it is fired with the same speed at an angle of 45T∘ its range will be The range of a projectile fired at an angle of 15^∘ is 50 m. If it is fired with the same speed at an [...]
When the point of suspension of pendulum is moved, its period of oscillation (1) decreases when it moves vertically upwards with an acceleration a
31
Oct
When the point of suspension of pendulum is moved, its period of oscillation (1) decreases when it moves vertically upwards with an acceleration a its period of oscillation (1) decreases when it moves vertically upwards with an acceleration a When the point of suspension of pendulum is moved October 31, 2020 Category: Uncategorised (JEE Advanced [...]
The displacement (x) of a particle as a function of time (t) is given by x = a sin (bt + c) where a, b and c are constants of motion. Choose the correct statements from the following.
31
Oct
The displacement (x) of a particle as a function of time (t) is given by x = a sin (bt + c) where a, b and c are constants of motion. Choose the correct statements from the following. b and c are constants of motion. Choose the correct statements from the following. The displacement (x) [...]
The velocity- displacement graph of a particle is shown in figure. (a) Write the relation between v and x. (b) Obtain the relation between acceleration and displacement and plot it.
31
Oct
The velocity- displacement graph of a particle is shown in figure. (a) Write the relation between v and x. (b) Obtain the relation between acceleration and displacement and plot it. The velocity- displacement graph of a particle is shown in figure. (a) Write the relation between v and x. (b) Obtain the relation between acceleration [...]
A ball is dropped from a building of height 45m. Simultaneously another ball is thrown up with a speed 40m/s. Calculate the relative speed of the balls as a function of time.
31
Oct
A ball is dropped from a building of height 45m. Simultaneously another ball is thrown up with a speed 40m/s. Calculate the relative speed of the balls as a function of time. A ball is dropped from a building of height 45m. Simultaneously another ball is thrown up with a speed 40m/s. Calculate the relative [...]
A man runs across the roof of a tall building and jumps horizontally on to the (lower) roof of an adjacent building. If his speed is 9 m s⁻¹ and the horizontal distance between the building is 10 m and the height difference between the roofs is 9 m. Will he be able to land on the next building? (Take g = 10 m s⁻²).
31
Oct
A man runs across the roof of a tall building and jumps horizontally on to the (lower) roof of an adjacent building. If his speed is 9 m s⁻¹ and the horizontal distance between the building is 10 m and the height difference between the roofs is 9 m. Will he be able to land [...]