Physics
A string in a musical instrument is 50cm long and its fundamental frequency is 800Hz. If a frequency of 1000Hz is to be produced, then required length of string is
28
Oct
A string in a musical instrument is 50cm long and its fundamental frequency is 800Hz. If a frequency of 1000Hz is to be produced, then required length of string is A string in a musical instrument is 50cm long and its fundamental frequency is 800Hz. If a frequency of 1000Hz is to be produced then [...]
A source of frequency 240 Hz is moving towards an observer with a velocity of 20 m/s. The observer is now moving towards the source with a velocity of 20 m/s. Apparent frequency heard by observer, if velocity of sound is 340 m/s. is
28
Oct
A source of frequency 240 Hz is moving towards an observer with a velocity of 20 m/s. The observer is now moving towards the source with a velocity of 20 m/s. Apparent frequency heard by observer, if velocity of sound is 340 m/s. is A source of frequency 240 Hz is moving towards an observer [...]
A transverse stationary wave passes through a string with the equation y = 10 sin pie(0.02x – 2.00t) where x is in meters and t in seconds. The maximum velocity of the particles in wave motion is
28
Oct
A transverse stationary wave passes through a string with the equation y = 10 sin pie(0.02x – 2.00t) where x is in meters and t in seconds. The maximum velocity of the particles in wave motion is A transverse stationary wave passes through a string with the equation y = 10 sin pie(0.02x - 2.00t) [...]
If the vibrations of a string are to be increased by a factor of two, then tension in the string must be made
28
Oct
If the vibrations of a string are to be increased by a factor of two, then tension in the string must be made If the vibrations of a string are to be increased by a factor of two then tension in the string must be made October 28, 2020 Category: AIIMS Last 24 Years Solved [...]
The head lights of a jeep are 1.2 m apart. If the pupil of the eye of an observer has a diameter of 2 mm and light of wavelength 5896 Å is used, what should be the maximum distance of the jeep from the observer if the two head lights are just separated?
28
Oct
The head lights of a jeep are 1.2 m apart. If the pupil of the eye of an observer has a diameter of 2 mm and light of wavelength 5896 Å is used, what should be the maximum distance of the jeep from the observer if the two head lights are just separated? The head [...]
Light is incident on a polarizer with intensity I0. A second prism called analyzer is kept at a angle of 15^o , from the first polarizer then the intensity of final emergent light will be?
28
Oct
Light is incident on a polarizer with intensity I0. A second prism called analyzer is kept at a angle of 15^o , from the first polarizer then the intensity of final emergent light will be? from the first polarizer then the intensity of final emergent light will be? Light is incident on a polarizer with [...]
In a single slit diffraction the distance between slit & screen is 1m. The size of the slit is 0.7mm & second maximum is formed at the distance of 2 mm from the centre of the screen, then find out the wavelength of light.
28
Oct
In a single slit diffraction the distance between slit & screen is 1m. The size of the slit is 0.7mm & second maximum is formed at the distance of 2 mm from the centre of the screen, then find out the wavelength of light. In a single slit diffraction the distance between slit & screen [...]
Two slits are separated by a distance of 0.5 mm and illuminated with light of wavelength λ=6000 A^∘. If the screen is placed at 2.5 m from the slits. The distance of the third bright fringe from the centre will be
28
Oct
Two slits are separated by a distance of 0.5 mm and illuminated with light of wavelength λ=6000 A^∘. If the screen is placed at 2.5 m from the slits. The distance of the third bright fringe from the centre will be Two coherent sources with intensity ratio β produce interference. The fringe visibility will be [...]
Two coherent sources with intensity ratio β produce interference. The fringe visibility will be
28
Oct
Two coherent sources with intensity ratio β produce interference. The fringe visibility will be Two coherent sources with intensity ratio β produce interference. The fringe visibility will be October 28, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions , Chapter 28 - Electromagnetic Waves , Physics ,
The intensity ratio of the maxima and minima in an interference pattern produced by two coherent sources of light is 9:1. The intensities of the used light sources are in ratio
28
Oct
The intensity ratio of the maxima and minima in an interference pattern produced by two coherent sources of light is 9:1. The intensities of the used light sources are in ratio The intensity ratio of the maxima and minima in an interference pattern produced by two coherent sources of light is 9:1. The intensities of [...]