B
Three identical solid spheres move down three incline A, B and C are all of the same dimensions. A is without friction, the friction between B and a sphere is sufficient to cause rolling without slipping, the friction between C and a sphere causes rolling with slipping. The kinetic energies of A, B, C at the bottom of the inclines are E A ,E B ,E C
29
Sep
Three identical solid spheres move down three incline A, B and C are all of the same dimensions. A is without friction, the friction between B and a sphere is sufficient to cause rolling without slipping, the friction between C and a sphere causes rolling with slipping. The kinetic energies of A, B, C at [...]
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B ,
B and C are all of the same dimensions. A is without friction ,
C at the bottom of the inclines are E A ,
E B ,
E C ,
the friction between B and a sphere is sufficient to cause rolling without slipping ,
the friction between C and a sphere causes rolling with slipping. The kinetic energies of A ,
Three identical solid spheres move down three incline A ,
Calculate the acceleration of blocks A and B in cases (a), (b), and (c).
28
Sep
Calculate the acceleration of blocks A and B in cases (a), (b), and (c). and C B Calculate the acceleration of blocks A and B in cases (a) September 28, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The masses of blocks A, B, and C are 1 kg, 2 kg, and 0.5 kg, respectively. All surfaces are smooth. If force F = 50 N acts as shown in fig. 6.108 at the instant shown , find the force which A exerts on B and the acceleration of C.
25
Sep
The masses of blocks A, B, and C are 1 kg, 2 kg, and 0.5 kg, respectively. All surfaces are smooth. If force F = 50 N acts as shown in fig. 6.108 at the instant shown , find the force which A exerts on B and the acceleration of C. 2 kg and 0.5 [...]
The coordinates of a particle moving in a plane are given by x(t) = a cos (pt) and y(t) = b sin(pt), where a, b(<a), and p are positive constants of appropriate dimensions. Then
25
Sep
The coordinates of a particle moving in a plane are given by x(t) = a cos (pt) and y(t) = b sin(pt), where a, b(<a), and p are positive constants of appropriate dimensions. Then and p are positive constants of appropriate dimensions. Then B The coordinates of a particle moving in a plane are given [...]
Two objects that are moving along an xy – plane on a frictionless floor collide. Assume that they form a closed, isolated system. The following table gives some some of the momentum components ( in kg m /s) before and after the collision. What are the missing values ( a, b )?
21
Sep
Two objects that are moving along an xy – plane on a frictionless floor collide. Assume that they form a closed, isolated system. The following table gives some some of the momentum components ( in kg m /s) before and after the collision. What are the missing values ( a, b )? B isolated system. [...]
The circuit is shown in the following figure. The potential at points A, B, C, D and O are given. The currents in the resistance R1, R2 and R3 are in the ratio of 4: 2: 1. What is the ratio of resistance R1, R2, R3 and R4 ?
19
Sep
The circuit is shown in the following figure. The potential at points A, B, C, D and O are given. The currents in the resistance R1, R2 and R3 are in the ratio of 4: 2: 1. What is the ratio of resistance R1, R2, R3 and R4 ? B C D and O are [...]
Variation of current passing through a conductor as the voltage applied across its ends as varied is shown in the adjoining diagram. If the resistance (R ) is determined at the points A, B, C and D, we will find that
19
Sep
Variation of current passing through a conductor as the voltage applied across its ends as varied is shown in the adjoining diagram. If the resistance (R ) is determined at the points A, B, C and D, we will find that B C and D Variation of current passing through a conductor as the voltage [...]
Figure 4.127 shows the position – time graphs of three cars A, B, and C. On the basis of the graphs, answer the following questions: a. Which car has the highest speed and which the lowest? b. Are the three cars ever at the same point on the road?
18
Sep
Figure 4.127 shows the position – time graphs of three cars A, B, and C. On the basis of the graphs, answer the following questions: a. Which car has the highest speed and which the lowest? b. Are the three cars ever at the same point on the road? and C. On the basis of [...]
You are given the position time graph of three different bodies A, B, and C. Find which will have greater velocity and which will have least velocity.
18
Sep
You are given the position time graph of three different bodies A, B, and C. Find which will have greater velocity and which will have least velocity. and C. Find which will have greater velocity and which will have least velocity. B You are given the position time graph of three different bodies A September [...]
Four similar charges each of charge +q are placed at four corners of a square of side a. Find the value of integral −∫a/2√∞E→.d→r. (in volts) if value of integral −∫0 a/2√E→.dr→ = root 2Kq /a( where K= 1/ 4 π ε0 )
18
Sep
Four similar charges each of charge +q are placed at four corners of a square of side a. Find the value of integral −∫a/2√∞E→.d→r. (in volts) if value of integral −∫0 a/2√E→.dr→ = root 2Kq /a( where K= 1/ 4 π ε0 ) B C and D are marked which are equidistant from the origin. [...]