Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
A long wire PQR is made by joining two wires PQ and QR of equal radii. PQ has length 4.8 m and mass 0.06 kg. QR has length 2.56 m and mass 0.2 kg. The wire PQR is under tension of 80 N. A sinusoidal
06
Sep
A long wire PQR is made by joining two wires PQ and QR of equal radii. PQ has length 4.8 m and mass 0.06 kg. QR has length 2.56 m and mass 0.2 kg. The wire PQR is under tension of 80 N. A sinusoidal A long wire PQR is made by joining two wires [...]
A progressive wave travels in a medium M1 and enters into another medium M2 in which its speed decreases to 75%. What is the ratio of the amplitude of the (a) Reflected and the incident waves, and (b) Transmitted and the incident waves?
06
Sep
A progressive wave travels in a medium M1 and enters into another medium M2 in which its speed decreases to 75%. What is the ratio of the amplitude of the (a) Reflected and the incident waves, and (b) Transmitted and the incident waves? A progressive wave travels in a medium M1 and enters into another [...]
A progressive wave gets reflected at a boundary such that the ratio of amplitudes of the reflected and incident wave is 1:2. Find the percentage of energy transmitted.
06
Sep
A progressive wave gets reflected at a boundary such that the ratio of amplitudes of the reflected and incident wave is 1:2. Find the percentage of energy transmitted. A progressive wave gets reflected at a boundary such that the ratio of amplitudes of the reflected and incident wave is 1:2. Find the percentage of energy [...]
Consider the following wave functions: (a) Y = A sin (omega t – kx), (b) y = A sin (kx – omega t) (c) Y = A cos (omega t – kx)
06
Sep
Consider the following wave functions: (a) Y = A sin (omega t – kx), (b) y = A sin (kx – omega t) (c) Y = A cos (omega t – kx) (b) y = A sin (kx - omega t) (c) Y = A cos (omega t - kx) Consider the following wave functions: [...]
Consider a string fixed at one end. A travelling wave given by the wave equation Y = A sin (omega t – kx) is incident on it. Show that at the fixed end of a string the wave suffers a phase change of pie, i.e., as it travels back as if
06
Sep
Consider a string fixed at one end. A travelling wave given by the wave equation Y = A sin (omega t – kx) is incident on it. Show that at the fixed end of a string the wave suffers a phase change of pie, i.e., as it travels back as if Consider a string fixed [...]
A string of length 20 cm and linear mass density 0.40 g/cm is fixed at both ends and is kept under a tension of 16 N. A wave pulse is produced at t = 0 near an end as shown in Fig.(b), which travels towards the other end.
06
Sep
A string of length 20 cm and linear mass density 0.40 g/cm is fixed at both ends and is kept under a tension of 16 N. A wave pulse is produced at t = 0 near an end as shown in Fig.(b), which travels towards the other end. A string of length 20 cm and [...]
In an experiment related to interference, Quinck’s tube was employed to determine the speed of sound in air. A tuning fork of frequency 1328 Hz was used as the sounding source. Initially, the apparatus, yielded a maximum sound intensity.
06
Sep
In an experiment related to interference, Quinck’s tube was employed to determine the speed of sound in air. A tuning fork of frequency 1328 Hz was used as the sounding source. Initially, the apparatus, yielded a maximum sound intensity. In an experiment related to interference Quinck's tube was employed to determine the speed of sound [...]
Two identical loudspeakers placed 3.00 m apart are driven by the same oscillator as shown in figure. A listener is originally at point O, located 8.00 m from the centre of the line connecting the two speakers. The listener then moves to
06
Sep
Two identical loudspeakers placed 3.00 m apart are driven by the same oscillator as shown in figure. A listener is originally at point O, located 8.00 m from the centre of the line connecting the two speakers. The listener then moves to located 8.00 m from the centre of the line connecting the two speakers. [...]
In a Quinck’s experiment, the sound intensity being detected at an appropriate point, changes from minimum to maximum for the second time, when the slidable tube is drawn apart by 9.0 cm.
06
Sep
In a Quinck’s experiment, the sound intensity being detected at an appropriate point, changes from minimum to maximum for the second time, when the slidable tube is drawn apart by 9.0 cm. changes from minimum to maximum for the second time In a Quinck's experiment the sound intensity being detected at an appropriate point when [...]
Two sound sources S1 and S2 separated by 2.0 m, vibrate according to equation Y1 = 0.03 sin pie t and Y2 = 0.02 sin pie t where y1, y2 and t are in SI units. They send out waves of velocity 1.5 m/s. Calculate the amplitude of the resultant motion of the particle
06
Sep
Two sound sources S1 and S2 separated by 2.0 m, vibrate according to equation Y1 = 0.03 sin pie t and Y2 = 0.02 sin pie t where y1, y2 and t are in SI units. They send out waves of velocity 1.5 m/s. Calculate the amplitude of the resultant motion of the particle Two [...]