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A source of sound of frequency f1 is placed on the ground. A detector placed at a height is released from rest on this source. The observed frequency f (Hz) is plotted against A source of sound of frequency f1 is placed on the ground. A detector placed at a height is released from rest [...]

In SHM amplitude of kinetic energy is 1/4th of the total energy at a displacement equal to In SHM amplitude of kinetic energy is 1/4th of the total energy at a displacement equal to November 7, 2020 Category: Chapter 11 - SHM , MTG NEET Physics , Part 1 ,

A stationary observer receives a sound of frequency 2000 Hz. The variation of apparent frequency and time is shown. Find the speed of source; if velocity of sound is 300 m/s: A stationary observer receives a sound of frequency 2000 Hz. The variation of apparent frequency and time is shown. Find the speed of source; [...]

The velocities of a body executing SHM at displacement ‘a’ and ‘b’ are ‘b’ and ‘a’ respectively. The amplitude of SHM is The velocities of a body executing SHM at displacement 'a' and 'b' are 'b' and 'a' respectively. The amplitude of SHM is November 7, 2020 Category: Chapter 11 - SHM , MTG NEET [...]

Source and observer start moving simultaneously along x and y axis, respectively. The speed of source is twice the speed of observer, V0. If the ratio of observed frequency to respectively. The speed of source is twice the speed of observer Source and observer start moving simultaneously along x and y axis V0. If the [...]

A capacitor is charged to store an energy U. The charging battery is disconnected . An identrical capacitor is now connected to the first capacitor in parallel . THe energy in each capacitor is now A capacitor is charged to store an energy U. The charging battery is disconnected . An identrical capacitor is now [...]

A particle executes SHM with a time period of 16s. At time t=2s, the particle crosses the mean position while at t=4s, its velocity is 4m/s . The amplitude of motion in metre is? A particle executes SHM with a time period of 16s. At time t=2s its velocity is 4m/s . The amplitude of [...]

Length of a string of density rho and Young’s modulus Y under tension is increased by 1/n times of its original length. If the velocity of transverse and longitudinal vibrations of the Length of a string of density rho and Young's modulus Y under tension is increased by 1/n times of its original length. If [...]

A capacitor of capacitance C 0 is charged to a potential V 0 and then isolated. A small capacitor C is then charged from C 0, discharged and charged again, the process being repeated n times. Due to this potential of the capacitor, C 0 ​ is decreased to V. Find the value of C. [...]

A particle vibrating simple harmonically has an acceleration of 16cms ^−2 when it is at a distance of 4 cm from the mean position. Its time period is A particle vibrating simple harmonically has an acceleration of 16cms ^−2 when it is at a distance of 4 cm from the mean position. Its time period [...]