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blsea [12.9K]
3 years ago
12

What Is rotational force ​

Physics
2 answers:
gregori [183]3 years ago
8 0
Torque is the rotational equivalence of force. So, a net torque will cause an object to rotate with an angular acceleration. Because all rotational motions have an axis of rotation, a torque must be defined about a rotational axis. A torque is a force applied to a point on an object about the axis of rotation.

I hope it helps
zaharov [31]3 years ago
6 0
A rotational force, also known as a torque, depends upon the force and where that force is applied; torque = lever arm x force. The lever arm is the perpendicular distance from the force to the axis of rotation.
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Two resistors, A and B, are connected in a series circuit with a battery. The resistance of A is twice that of B. Which resistor
IgorC [24]

Answer:

A dissipates more power.

Explanation:

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  • The power dissipated in any resistor follows Joule's law, as follows:

        P = I^{2} * R

  • So, for a given current, the power is directly proportional to the resistance of the resistor.
  • In this case, as resistor A has twice the resistance of resistor B, A dissipates twice more power than B.
8 0
4 years ago
A car accelerates from rest at 3m/s2 along a straight road how far has the car traveled after 4s?
murzikaleks [220]

Answer:

24 m

Explanation:

x = 1/2at^{2} + v_{0}t + x_{0}\\a = 3 m/s^{2}\\v_{0} = 0

7 0
3 years ago
are the two sources in phase or out of phase? explain how you can tell from the diagram. if the two sources are out of phase, gi
pychu [463]

If two sources emit waves with the same wavelength and a constant phase difference ϕ, they are said to be coherent.

<h3>What is coherent source ?</h3>
  • If the frequency and waveform of two wave sources are the same, they are coherent. Waves' optimal quality of coherence makes stationary interference possible.
  • When the phase difference between two beams of light is constant, they are coherent; if the phase difference is random or changes, they are noncoherent.
  • The concept of a superpositioning at the core of quantum physics and quantum computing is referred to as "quantum coherence." Quantum coherence specifically considers a scenario in which a wave property of an item is split in two and the two waves coherently interfere with one another.
  • The interference visibility, which examines the size of the interference fringes in relation to the input waves, is an easy way to measure the degree of coherence; correlation functions provide a precise mathematical definition of the degree of coherence.

To learn more about coherent refer :

brainly.com/question/24768967

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4 0
1 year ago
A block with mass M = 3 kg is moving on a flat surface with constant speed v1 =
Alchen [17]

Answer:

this makes no since so i cant help you here sorry

5 0
2 years ago
What are the main ideas of physical science
scoray [572]
Physical science is defined as the study of observable phenomena in the universe.<span>The main idea of physical science is known as the "scientific method". </span>

<span>This method states: </span>

<span>1. observe a "real" ( not imaginary ) phenomena. </span>

<span>2. make a hypothesis ( or theory / idea ) that EXPLAINS this phenomena. </span>

<span>3. conduct a real experiment to test this hypothesis. </span>

<span>4. confirm that the experiment validates the original hypothesis and if necessary amend the theory. </span>

<span>This method is responsible for virtually every scientific explanation of every kind. </span><span>It has worked so well that the very communication you are having with me is a result of the wonders of physical science. </span>

<span>Hope your question was answered :)</span>
5 0
3 years ago
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