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kondaur [170]
3 years ago
14

What is meant by the period of a pendulum?

Physics
1 answer:
anygoal [31]3 years ago
4 0

Answer:

The time it takes for the pendulum to make one complete cycle

Explanation:

The period of a pendulum is the time it takes for the pendulum to make one complete oscillation, which means the time it takes for the pendulum to come back to its original position (so, one left swing+one right swing).

The period of a pendulum is given by the formula

T=2 \pi \sqrt{\frac{L}{g}}

where L is the length of the pendulum and g is the acceleration due to gravity. As we can see from the equation, the period of a pendulum does not depend on the mass attached to the pendulum, but only on its length and on the strength of the gravitational field.

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Two carts undergo an inelastic collision where they stick together. Cart A has an initial velocity v0, and the second cart B is
dimulka [17.4K]

Answer:

Explanation:

Initial kinetic energy of the system = 1/2 mA v0²

If Vf be the final velocity of both the carts

applying conservation of momentum

final velocity

Vf = mAvo / ( mA +mB)

kinetic energy ( final ) =  1/2 (mA +mB)mA²vo² /  ( mA +mB)²

= mA²vo²  / 2( mA +mB)

Given 1/2 mA v0²  / mA²vo²  / 2( mA +mB) = 6

mA v0² x ( mA +mB) / mA²vo² = 6

( mA +mB) / mA = 6

mA + mB = 6 mA

5 mA = mB

mB / mA = 5 .

3 0
3 years ago
Newton’s law of gravitation says that gravity is a mutually attractive force. Explain the following observation: A small object
Airida [17]

Answer: See below

Explanation:

The Earth attracts the falling object with the same intensity of gravity as the object attracts the Earth, according to Newton's law of gravitation. The displacement of the two bodies, however, is inversely proportional to their respective masses.

Example: The Earth attracts a ball that falls 3 metres from the ground, even though the ball's mass is insignificant in comparison to the Earth's. Similarly, the ball draws the Earth with the same power, but the Earth's mass is enormously more than the ball's. As a result, the Earth collides with a billionth of a millimetre ball (or even less). Restart the Earth's descent on the ball you'll never see again.

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4 0
2 years ago
Read 2 more answers
A force of 120.0 N is applied to a 3.00 kg block. What is the average acceleration of the block?
kirza4 [7]

Explanation:

F = ma

120.0 N = (3.00 kg) a

a = 40.0 m/s²

6 0
3 years ago
What happens when you move two
posledela

Answer:

b

Explanation:

3 0
2 years ago
Read 2 more answers
What force is necessary to accelerate a 50kg box at 30 m/s2?
sammy [17]

Answer:

F = m X a

Therefore ,

Force required = 50 X 30 = 1500 newton

6 0
3 years ago
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