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Two identical loudspeakers are driven in phase by a common oscillator at 800 Hz and face each other at a distance of 1.25 m. Locate the points along the line joining the two speakers where relative minima
06
Sep
Two identical loudspeakers are driven in phase by a common oscillator at 800 Hz and face each other at a distance of 1.25 m. Locate the points along the line joining the two speakers where relative minima Can two waves of the same frequency and amplitude travelling in the same direction give rise to a [...]
Two travelling waves of equal amplitudes and equal frequencies move in opposite direction along a string. They interfere to produce a standing wave having the equation. Y = A cos kx sin omega t in which A = 1.0 mm
06
Sep
Two travelling waves of equal amplitudes and equal frequencies move in opposite direction along a string. They interfere to produce a standing wave having the equation. Y = A cos kx sin omega t in which A = 1.0 mm Can two waves of the same frequency and amplitude travelling in the same direction give [...]
A ball is dropped from a height of 5 m onto a sandy floor and penetrates the sand up to 1 cm before coming to rest. the retardation of the ball in sand assuming it to be uniform will be
06
Sep
A ball is dropped from a height of 5 m onto a sandy floor and penetrates the sand up to 1 cm before coming to rest. the retardation of the ball in sand assuming it to be uniform will be A ball is dropped from a height of 5 m onto a sandy floor and [...]
Two balls are projected simultaneously with the same speed from the top of a tower, one vertically upwards and the other vertically downwards. They reach the ground in 9 s and 4 s, respectively. The height of the tower is (g = 10 m/s^2)
06
Sep
Two balls are projected simultaneously with the same speed from the top of a tower, one vertically upwards and the other vertically downwards. They reach the ground in 9 s and 4 s, respectively. The height of the tower is (g = 10 m/s^2) one vertically upwards and the other vertically downwards. They reach the [...]
Can two waves of the same frequency and amplitude travelling in the same direction give rise to a stationary wave after superposition?
06
Sep
Can two waves of the same frequency and amplitude travelling in the same direction give rise to a stationary wave after superposition? Can two waves of the same frequency and amplitude travelling in the same direction give rise to a stationary wave after superposition? September 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]
A balloon carrying a stone is moving with uniform speed 5 m/s vertically upward. At some instant, stone is dropped from the balloon and it strikes the ground after 10 s of its release. The height from which stone was dropped is
06
Sep
A balloon carrying a stone is moving with uniform speed 5 m/s vertically upward. At some instant, stone is dropped from the balloon and it strikes the ground after 10 s of its release. The height from which stone was dropped is A balloon carrying a stone is moving with uniform speed 5 m/s vertically [...]
In a stationary wave pattern that forms as a result of reflection of waves from an obstacle, the ratio of the amplitude at an antinode and a node is 1.5. What percentage of the energy passes across the obstacle?
06
Sep
In a stationary wave pattern that forms as a result of reflection of waves from an obstacle, the ratio of the amplitude at an antinode and a node is 1.5. What percentage of the energy passes across the obstacle? In a stationary wave pattern that forms as a result of reflection of waves from an [...]
A body is dropped from a balloon moving up with a velocity of 4 m/s when the balloon is at a height of 120 m from the ground. The height of the body after 5 s from the ground is?
06
Sep
A body is dropped from a balloon moving up with a velocity of 4 m/s when the balloon is at a height of 120 m from the ground. The height of the body after 5 s from the ground is? A body is dropped from a balloon moving up with a velocity of 4 m/s [...]
A ball is thrown vertically upwards from the top of a tower of height 60 m with a speed of 20 m/s.
06
Sep
A ball is thrown vertically upwards from the top of a tower of height 60 m with a speed of 20 m/s. A ball is thrown vertically upwards from the top of a tower of height 60 m with a speed of 20 m/s. September 6, 2020 Category: Cengage NEET by C.P Singh , Chapter [...]
A harmonic wave is travelling on string 1. At a junction with string 2 it is partly reflected and partly transmitted. The linear mass density of the second string is four times that of the first string
06
Sep
A harmonic wave is travelling on string 1. At a junction with string 2 it is partly reflected and partly transmitted. The linear mass density of the second string is four times that of the first string A long wire PQR is made by joining two wires PQ and QR of equal radii. PQ has [...]