Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)

Three successive frequencies for a string are 75, 125, 175 Hz. (a) State whether the string is fixed out at one end or at both ends. (b) What is the fundamental frequency? (c) To which harmonics do these frequencies 125 175 Hz. (a) State whether the string is fixed out at one end or at [...]

A string 120 cm in length sustains a standing wave with the points of the string at which the displacement amplitude is equal to 3.5 mm being separated by 15.0 cm. Find the maximum displacement amplitude. A string on a cello vibrates in its first normal mode with a frequency of 220 Hz. The vibrating [...]

A string on a cello vibrates in its first normal mode with a frequency of 220 Hz. The vibrating segment is 70.0 cm long and has a mass of 1.20 g. (a) Find the tension in the string A string on a cello vibrates in its first normal mode with a frequency of 220 Hz. [...]

A standing wave set up in a medium, the equation of wave is given by y = 4cos piex/3 sin 40 pie t where x and y are in cm and t in sec. Find the (1)amplitude and the velocity of the two component waves A standing wave set up in a medium the equation [...]

Two sinusoidal waves combining in a medium are describes by the wave functions y1 = (3.00 cm) sin pie (x + 0.60t) y2 = (3.0cm) sin pie (x – 0.60t) where x is in centimetres and t is in seconds. Determine Can two waves of the same frequency and amplitude travelling in the same direction [...]

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 Can two waves of the same frequency and amplitude travelling in the same direction give [...]

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 [...]

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 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 [...]