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Mass of the proton is 1840 times that of electron. It is accelerated through a potential difference of 1 V. Find its kinetic energy.
27
Nov
Mass of the proton is 1840 times that of electron. It is accelerated through a potential difference of 1 V. Find its kinetic energy. Mass of the proton is 1840 times that of electron. It is accelerated through a potential difference of 1 V. Find its kinetic energy. November 27, 2020 Category: AIIMS Last 24 [...]
In a Neon discharge tube 2.9 × 10^18 Ne+ ions move to the right each second, while 1.2 × 10^18 electrons move to the left per second, electron charge is 1.6 × 10^-19 C. The current in the discharge tube is
27
Nov
In a Neon discharge tube 2.9 × 10^18 Ne+ ions move to the right each second, while 1.2 × 10^18 electrons move to the left per second, electron charge is 1.6 × 10^-19 C. The current in the discharge tube is electron charge is 1.6 × 10^-19 C. The current in the discharge tube is [...]
The kinetic energy of an electron, which is accelerated in the potential difference of 100 volts, is
27
Nov
The kinetic energy of an electron, which is accelerated in the potential difference of 100 volts, is is The kinetic energy of an electron which is accelerated in the potential difference of 100 volts November 27, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions , Chapter 29 - [...]
Threshold frequency for a metal is 10^15 Hz. If the light of wavelength 4000 Å falls on its surface, then which of the following statement is correct?
27
Nov
Threshold frequency for a metal is 10^15 Hz. If the light of wavelength 4000 Å falls on its surface, then which of the following statement is correct? then which of the following statement is correct? Threshold frequency for a metal is 10^15 Hz. If the light of wavelength 4000 Å falls on its surface November [...]
The photoelectrons emitted from a given cathode on the incidence of a given monochromatic beam of light, have a/an
27
Nov
The photoelectrons emitted from a given cathode on the incidence of a given monochromatic beam of light, have a/an have a/an The photoelectrons emitted from a given cathode on the incidence of a given monochromatic beam of light November 27, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions [...]
The velocity of electromagnetic waves in free space is 3 × 10^8 m/sec. The frequency of a radio wave of wavelength 150 m, is
27
Nov
The velocity of electromagnetic waves in free space is 3 × 10^8 m/sec. The frequency of a radio wave of wavelength 150 m, is is The velocity of electromagnetic waves in free space is 3 × 10^8 m/sec. The frequency of a radio wave of wavelength 150 m November 27, 2020 Category: AIIMS Last 24 [...]
A uniform disc of radius R and mass m is resting on a table on its rim, the coefficient of friction between the disc and the table is μ. Now the disc is pulled with a force F as shown in the figure. What is the maximum value of F for which the disc rolls without slipping?
27
Nov
A uniform disc of radius R and mass m is resting on a table on its rim, the coefficient of friction between the disc and the table is μ. Now the disc is pulled with a force F as shown in the figure. What is the maximum value of F for which the disc rolls [...]
Two discs of moments of inertia I1and I2 about their respective axes (normal to the disc and passing through the centre) and rotating with angular speeds ω1 and ω2 are brought into contact face to face with their axes of rotation coincident.
27
Nov
Two discs of moments of inertia I1and I2 about their respective axes (normal to the disc and passing through the centre) and rotating with angular speeds ω1 and ω2 are brought into contact face to face with their axes of rotation coincident. Which of the following points is the likely position of the centre of [...]
A door is hinged at one end and is free to rotate about a vertical axis [Fig.] Does its weight cause any torque about the axis ? Given reason for you answer.
27
Nov
A door is hinged at one end and is free to rotate about a vertical axis [Fig.] Does its weight cause any torque about the axis ? Given reason for you answer. A door is hinged at one end and is free to rotate about a vertical axis [Fig.] Does its weight cause any torque [...]
The variation of angular position θ, of a point on a rotating rigid body, with time t is shown in Fig. Is the body rotating clock wise or anti-clockwise ?
27
Nov
The variation of angular position θ, of a point on a rotating rigid body, with time t is shown in Fig. Is the body rotating clock wise or anti-clockwise ? of a point on a rotating rigid body The variation of angular position θ with time t is shown in Fig. Is the body rotating [...]