Recent questions in Physics

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What is the difference between mass and weight?

Thibaud asked Jun 18, 2023

by Thibaud

5.5k points

1 answer

25 votes

158k views

What is the speed (m/s) of a caterpillar traveling 45m along a sidewalk in 50hr?

Igon asked Jun 18, 2023

by Igon

5.3k points

1 answer

4 votes

61.9k views

Hello people ~ The frequency of subsonic sound is (a) more than 20 Hz (b) 100 Hz (c) less than 20 Hz (d) more than 20,000 Hz

Romusz asked Jun 18, 2023

by Romusz

5.8k points

2 answers

7 votes

169k views

Conventionally anti clock wise torque is taken as?

DaGaMs asked Jun 18, 2023

by DaGaMs

5.6k points

1 answer

3 votes

148k views

. A train is approaching a station at a velocity of 40 m/s. The train brakes and within 10 seconds comes to a stop. What is the train's acceleration?

NotDan asked Jun 18, 2023

by NotDan

5.2k points

1 answer

5 votes

62.7k views

I would like to know how 1.41m was made in the equation r1=r2 I can send the full problem.

Alec Cunningham asked Jun 18, 2023

by Alec Cunningham

4.9k points

1 answer

2 votes

56.5k views

(-243)^-6/5 evaluate the expression

Agstudy asked Jun 18, 2023

by Agstudy

4.7k points

1 answer

0 votes

21.2k views

A 500-g cart moving at 2. 0 m/s on an air track elastically strikes a 1,000-g cart at rest. What are the resulting velocities of the two carts?

Paul Staab asked Jun 18, 2023

by Paul Staab

5.3k points

1 answer

2 votes

47.8k views

An apple is placed on a kitchen counter How could the movement of the particles in the apple be decreased OA. Put it in the sunlight. OB. Put it in the microwave. OC. Put it in the refrigerator. OD. Eat

BrandonLWhite asked Jun 18, 2023

by BrandonLWhite

5.4k points

2 answers

2 votes

29.0k views

A 80.4-kg halfback moving south with a speed of 4.91 m/s is hit by a 96.9-kg opponent moving north with a speed of 2.89 m/s. If the collision is perfectly inelastic (meaning that the two players "stick"

Hossein Piri asked Jun 18, 2023

by Hossein Piri

5.5k points

1 answer

3 votes

203k views

A girl holds an arrow in her hands, ready to shoot the arrow at a dragon who is just outside her arrow’s range of 45 meters. The girl then slides down a cliffside, giving her a velocity of 8.5 m/s at an

Ssubrat Rrudra asked Jun 18, 2023

by Ssubrat Rrudra

5.2k points

1 answer

3 votes

141k views

The cart from problem 2 drops at a very steep angle of Ø. (Choose a steeper angle than in #2) draw a free body diagram I need help with #3

Kevchadders asked Jun 18, 2023

by Kevchadders

5.3k points

1 answer

0 votes

120k views

Can a 20 N force and 40 N force ever produce a resultant with magnitude of 27 N?

Michael Johnston asked Jun 18, 2023

by Michael Johnston

4.6k points

1 answer

12 votes

125k views

One man lifts a 300 kg crate from the ground to the top of a loading dock 1 meter high. Another man lifts the same crate using a ramp 3 meters long, 1 meter high. What can you say about the amount of work

Matija Gobec asked Jun 18, 2023

by Matija Gobec

5.0k points

1 answer

13 votes

221k views

A 12 kg block is accelerating at the rate of 9.0 m/s? while being acted on by two forces. One of the forces equals 78 N east. What is the magnitude and the direction of the other force?

Hammad Qureshi asked Jun 18, 2023

by Hammad Qureshi

5.8k points

1 answer

2 votes

197k views

An internal resistance of 5 ohm and a battery of 15 ohm is connected to a resistance of 20 ohm calculate the electric current

Stevens asked Jun 18, 2023

by Stevens

5.3k points

1 answer

12 votes

176k views

What is the index of refraction of the second medium if a ray that makes an angle 45.0° in Flint Glass (n=1.65) makes an angle of 41.3° in the new medium?1.801.771.541.51

Servinlp asked Jun 18, 2023

by Servinlp

5.0k points

1 answer

4 votes

96.3k views

An airplane must reach a speed of 88 m/s in order to gain enough lift force need to take off and fly through the air. If it takes a plane 19.7 seconds to reach take-off speed, then what is the plane's

Pallie asked Jun 18, 2023

by Pallie

5.3k points

1 answer

3 votes

48.8k views

A stage has a radius R = 2.00 m and a mass M = 100 kg. The stage, which has a circular disk shape, rotates in a horizontal plane, without any friction, about a vertical axle. Sandra has a mass of m = 60.

Jasie asked Jun 18, 2023

by Jasie

5.4k points

1 answer

3 votes

55.2k views

PLEASE HELP ME I BEGGG

R Dragon asked Jun 18, 2023

by R Dragon

5.1k points

1 answer

6 votes

82.5k views

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