Particle running with constant speed v in circle of radius R then answer the following question. During running on circumference if particle made angl

Particle running with constant speed v in circle of radius R then answer the following question.
During running on circumference if particle made angle `theta` at centre then change in the magnitude of velocity.
A. `2v sin. (theta)/(2)`
B. zero
C. `2v cos. (theta)/(2)`
D. `2v sin theta`

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

Salim Ahmed Kawsar

Correct Answer - B
`|vec(v)_(2)|-|vec(v)_(1)|=0`

5 views Answered 2023-02-05 15:29

Related Questions

At `t = 1` sec., a particle is at `(1, 2, 0)`. It moves towards `(, -8, 10)` with a constant speed of `50 m//s`. The position of the particle is measu

2 Answers 4 Views

A particle starts moving at t = 0 in a circle of radius `R = 2m` with constant angular acceleration of `a - 3 "rad/sec"^(2)`. Initial angular speed of

2 Answers 4 Views

A particle of mass M is moving in a circular path of radius 2m. Its speed depends on the distance covered by the particle from the hegining according

2 Answers 4 Views

A particle moves along the trajectory of parabola `y = ax^(2)`. Assuming speed to be constant, find the radius of curvature at the origin.

2 Answers 5 Views

A proton describes a circle of radius `1 cm` in a magnetic field of strength `0.10 T`.What would be the radius of the circle described by an deuteron

2 Answers 5 Views

Find the equations of the bisectors of the angles between the planes `2x-y+2z+3=0a n d3x-2y+6z+8=0` and specify the plane which bisects the acute angl

2 Answers 4 Views

Some question (Assertion-Reason type) are given below. Each question contains STATEMENT-1(Assertion) and STATEMENT-2(Reason) . Each question has 4 cho

2 Answers 5 Views

Particle running with constant speed v in circle of radius R then answer the following question. During running on circumferences if particle made ang

2 Answers 9 Views

If odds against solving a question by three students are 2:1, 5:2, and 5:3, respectively, then probability that the question is solved only by one stu

2 Answers 4 Views

If the sum of the circumferences of two circles with radii R1 and R2 is equal to the circumference of a circle of radius R then

2 Answers 4 Views

এক্সাম দিয়ে মেধা যাচাই করুন

Job Preparation (1125)

Admission (754)

এসএসসি (10)

এইচএসসি (5)