Recent questions in Physics

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What energy transformations take place when you turn on a fan?

Cuzi asked Jun 12, 2023

by Cuzi

4.0k points

1 answer

4 votes

142k views

If the definition of gravity is an attractive force between two masses, why do we not feel a gravitational force between two people?

Glorimar asked Jun 12, 2023

by Glorimar

3.9k points

1 answer

8 votes

195k views

A particle of mass 6 kg moves with a speed of 7 m/s, its kinetic energy is:

Carlos Cavero asked Jun 12, 2023

by Carlos Cavero

4.6k points

2 answers

15 votes

7.2k views

Match the following descriptions to the correct terms.A large nucleusbreaks intosmaller nuclei.Uncontrolled reactionThe number ofatoms growsexponentiallyControlled reactionThis is theamount ofmaterialnecessary

Rajesh Chaudhary asked Jun 12, 2023

by Rajesh Chaudhary

3.9k points

1 answer

0 votes

183k views

The workdone In pulling a body which weighs 30N along a horizontal plane by a constant force of 20N is 320J. Find the distance moved

Nivir asked Jun 12, 2023

by Nivir

4.2k points

1 answer

9 votes

48.6k views

A baseball is popped straight up into the air and has a hang-time of 6.25 S. Determine the height to which the ball rises before it reaches its peak. (Hint: the time to rise to the peak is one-half the

Jan Stolarek asked Jun 12, 2023

by Jan Stolarek

3.7k points

2 answers

5 votes

133k views

1) What is the horizontal force on block A due to block B?2) What is the net horizontal force on block B?3) What is the horizontal force on block B due to block C?

Benard asked Jun 12, 2023

by Benard

3.8k points

1 answer

3 votes

175k views

a vector x when added to two vectors = 5i - 7j + 7k and b 2i + 4j - 3k give a unit vector along y axis as their resultant find the acceleration of body of 5kg When x act an the body

Jiri Kremser asked Jun 12, 2023

by Jiri Kremser

3.8k points

1 answer

2 votes

49.2k views

The velocity vs. time graph for an object moving along a straight path is shown in the figure below.(m/s)Find the average acceleration of this object during the following time intervals.(a) 0 s to 5.0

Dayshawn asked Jun 12, 2023

by Dayshawn

4.2k points

1 answer

5 votes

20.5k views

A long spring is strecthed by 2cm and it's potential energy is v. If the spring is stretched by 10 cm it's potential energy will be ?

Evan Cordeiro asked Jun 12, 2023

by Evan Cordeiro

4.0k points

1 answer

23 votes

214k views

A lightweight ball is thrown horizontally. What forces act on the ball just after being released from the thrower's hand

Marimaf asked Jun 12, 2023

by Marimaf

4.4k points

1 answer

9 votes

229k views

How an electric car might still run on fossil fuel

DonJuma asked Jun 12, 2023

by DonJuma

4.6k points

1 answer

0 votes

219k views

The fundamental frequency of a pipe is the lowest resonant frequency. Is this true or false?

Magnattic asked Jun 12, 2023

by Magnattic

4.0k points

2 answers

4 votes

91.9k views

Just a quick joke but…. Why are apartments called A-P-A-R-T-M-E-N-T-S if they are so close together??????

Kijin asked Jun 12, 2023

by Kijin

3.8k points

1 answer

3 votes

81.6k views

Pls help!! if it takes a car 60 seconds to travel 5 meters, how fast was the car traveling?

Sayaki asked Jun 12, 2023

by Sayaki

3.9k points

1 answer

4 votes

174k views

II. The statements given below are incorrect. Write the correct statements.1. Solubility of a substance generally increases with the fall in temperature.2. Glowing of an electric bulb is an irreversible

Lammert asked Jun 12, 2023

by Lammert

4.2k points

1 answer

1 vote

230k views

Which example is an abiotic factor of an aquarium environment?

Glob asked Jun 12, 2023

by Glob

5.0k points

1 answer

10 votes

2.9k views

When you drop a 0.4 kg apple, Earth exerts a force on it that accelerates it at 9.8 m/s 2 toward the earth’s surface. According to Newton’s third law, the apple must exert an equal but opposite force on

Ogur asked Jun 12, 2023

by Ogur

4.3k points

1 answer

3 votes

86.9k views

Which change to an object would reduce its potential energy by half? A. Reducing its height to one half of its original value B. Increasing its mass to twice its original value оооо O C. Increasing its

Pravin Raj asked Jun 12, 2023

by Pravin Raj

4.0k points

1 answer

21 votes

70.7k views

I NEED HELP ASAP. I dont understand it

CosmicSeizure asked Jun 12, 2023

by CosmicSeizure

4.0k points

1 answer

1 vote

167k views

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