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Horizontal and Vertical Components of Projectile Motion

Tension in st...

Question

Tension in string when it is vertical , is

A

mg

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B

mg

(2 - c o s θ)

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C

mg

(3 - 2 - c o s θ)

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D

none of these

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Solution

The correct option is A mg
Tension in string when it is vertical , is $m g$

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Similar questions

Q. A heavy particle hanging from a fixed point by a light in extensible string of length l is projected horizontally with speed

\sqrt{(g l)}

. Find the speed of the particle and the inclination of the string to the vertical at the instant of the motion when the tension in the string is equal to the weight of the particle.

θ

denote the angular displacement of a simple pendulum oscillating in a vertical plane. If the mass of the bob is m, then tension in the string is mg

cos θ

$(c o s e c θ - c o t θ)^{2}$ = ?

(a) $\frac{1 + c o s θ}{1 - c o s θ}$ (b) $\frac{1 - c o s θ}{1 + c o s θ}$ (c) $\frac{1 + s i n θ}{1 - s i n θ}$ (d) none of these

Q. A pendulum bob of mass m is suspended by a massless string and at rest when string is vertical. A constant horizontal force F = mg starts acting on it. The value of tension in string is

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when string makes

45 °

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x

Q. A simple pendulum of mass m is performing vertical circular motion with its velocity at the highest point being V

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