Day 522: JEE Mains Physics
5 questions. Try each one first, then open its answer.
Question 1
Dual Nature of Radiation and Matter. Asked once: 28 Jul 2022
17The equation can be used to find the de Broglie wavelength of an electron. In this equation stands for: Where, mass of electron momentum of electron Kinetic energy of electron Accelerating potential in volts for electronTap an option to check your answer.
Question 2
Electromagnetic Induction. Asked once: 26 Jun 2022
103Two coils of self- inductance and are connected in series combination having mutual inductance of the coils as M. The equivalent self inductance of the combination will be:Tap an option to check your answer.
Question 3
Electrostatics. Asked once: 7 Apr 2025
20Two charges and are separated by a distance of 30 cm . A third charge initially at ' C ' as shown in the figure, is moved along the circular path of radius 40 cm from to . If the difference in potential energy due to movement of from C to is given by , the value of is :Tap an option to check your answer.
Question 4
Gravitation. Asked once: 2021 Paper 10
17A particle of mass moves in a circular orbit under the central potential field, , where is a positive constant. The correct radius - velocity graph of the particle's motion is:Tap an option to check your answer.
Question 5
Kinetic Theory. Asked once: 25 Jul 2022
8Following statements are given: (1) The average kinetic energy of a gas molecule decreases when the temperature is reduced. (2) The average kinetic energy of a gas molecule increases with increase in pressure at constant temperature. (3) The average kinetic energy of a gas molecule decreases with increases in volume. (4) Pressure of a gas increases with increase in temperature at constant volume. (5) The volume of gas decreases with increase in temperature. Choose the correct answer from the options given below:Tap an option to check your answer.