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Q.40 A straight conducting bar AB of mass m and length is suspended horizontal by two non-conducting springs of spring constant k as shown in the figure. The bar is located in a region of uniform magnetic field of intensity B. The capacitor C is initially charged to the potential V. Springs are in equilibrium position with zero potential energy. At time t = 0, the switch S is closed and capacitor discharge. The bar starts oscillating in the vertical plane. (Assume that the time of discharge of the capacitor is much smaller than the time period of mechanical oscillation of the bar. Neglect the effect of gravity). Choose the correct statement(s) - 000000000000000 ᏴᏫ 0000000000000000 B S B/CV (A) The maximum speed of bar during oscillation is (B) The maximum speed of bar during oscillation is (C) The amplitude of mechanical oscillation of bar is (D) The amplitude of mechanical oscillation of bar is 3m B(CV m BCV 2mk BCV mk

Q.40 A straight conducting bar AB of mass m and length is suspended horizontal by two non-conducting springs of spring constant k as shown in the figure. The bar is located in a region of uniform magnetic field of intensity B. The capacitor C is initially charged to the potential V. Springs are in equilibrium position with zero potential energy. At time t = 0, the switch S is closed and capacitor discharge. The bar starts oscillating in the vertical plane. (Assume that the time of discharge of the capacitor is much smaller than the time period of mechanical oscillation of the bar. Neglect the effect of gravity). Choose the correct statement(s) - 000000000000000 ᏴᏫ 0000000000000000 B S B/CV (A) The maximum speed of bar during oscillation is (B) The maximum speed of bar during oscillation is (C) The amplitude of mechanical oscillation of bar is (D) The amplitude of mechanical oscillation of bar is 3m B(CV m BCV 2mk BCV mk

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Q.40 A straight conducting bar AB of mass m and length is suspended horizontal by two non-conducting springs of spring constant k as shown in the figure. The bar is located in a region of uniform magnetic field of intensity B. The capacitor C is initially charged to the potential V. Springs are in equilibrium position with zero potential energy. At time t = 0, the switch S is closed and capacitor discharge. The bar starts oscillating in the vertical plane. (Assume that the time of discharge of the capacitor is much smaller than the time period of mechanical oscillation of the bar. Neglect the effect of gravity). Choose the correct statement(s) - 000000000000000 ᏴᏫ 0000000000000000 B S B/CV (A) The maximum speed of bar during oscillation is (B) The maximum speed of bar during oscillation is (C) The amplitude of mechanical oscillation of bar is (D) The amplitude of mechanical oscillation of bar is 3m B(CV m BCV 2mk BCV mk
Transcribed Image Text:Q.40 A straight conducting bar AB of mass m and length is suspended horizontal by two non-conducting springs of spring constant k as shown in the figure. The bar is located in a region of uniform magnetic field of intensity B. The capacitor C is initially charged to the potential V. Springs are in equilibrium position with zero potential energy. At time t = 0, the switch S is closed and capacitor discharge. The bar starts oscillating in the vertical plane. (Assume that the time of discharge of the capacitor is much smaller than the time period of mechanical oscillation of the bar. Neglect the effect of gravity). Choose the correct statement(s) - 000000000000000 ᏴᏫ 0000000000000000 B S B/CV (A) The maximum speed of bar during oscillation is (B) The maximum speed of bar during oscillation is (C) The amplitude of mechanical oscillation of bar is (D) The amplitude of mechanical oscillation of bar is 3m B(CV m BCV 2mk BCV mk
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