Day 543: JEE Mains Physics
5 questions. Try each one first, then open its answer.
Question 1
Moving Charges and Magnetism. Asked once: 2021 Paper 9
19A loop of flexible wire of irregular shape carrying current is placed in an external magnetic field. Identify the effect of the field on the wire.Tap an option to check your answer.
Question 2
Oscillations. Asked once: 2021 Paper 23
18For a body executing S.H.M.: (A) Potential energy is always equal to its K.E. (B) Average potential and kinetic energy over any given time interval are always equal. (C) Sum of the kinetic and potential energy at any point of time is constant. (D) Average K.E. in one time period is equal to average potential energy in one time period. Choose the most appropriate option from the options given below:Tap an option to check your answer.
Question 3
Ray Optics. Asked once: 5 Apr 2024
91Given below are two statements: Statement I: When the white light passed through a prism, the red light bends lesser than yellow and violet. Statement II: The refractive indices are different for different wavelengths in dispersive medium. In the light of the above statements, choose the correct answer from the options given below:Tap an option to check your answer.
Question 4
Semiconductor Electronics. Asked once: 2 Apr 2025
88In the digital circuit shown in the figure, for the given inputs the P and Q values are.Tap an option to check your answer.
Question 5
System of Particles and Rotational Motion. Asked once: 6 Apr 2024
114Three balls of masses and respectively are arranged at centre of the edges of an equilateral triangle of side . The moment of inertia of the system about an axis through the centroid and perpendicular to the plane of triangle, will be ___ .