Recent questions in Physics

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Please help! I need this due for homework.

James Gaunt asked Dec 22, 2023

by James Gaunt

6.3k points

1 answer

0 votes

81.6k views

A car moving at 5.86 m/s with a mass of 1,103 kg runs into a brick wall. If the car comesto rest over 129.9x10^-3s during the collision, what is the deceleration of the car in g's?

Nikita Tonkoskur asked Dec 22, 2023

by Nikita Tonkoskur

6.1k points

1 answer

2 votes

64.4k views

Using my friend account again HELP ME PLIS

Ironmouse asked Dec 22, 2023

by Ironmouse

5.4k points

1 answer

6 votes

125k views

You just took a bit of you favorite food. Tell a story what happens as the food passes through the alimentary canal from the foods point of view (you are the food). Discuss all the structures in which

Denisse asked Dec 22, 2023

by Denisse

5.1k points

1 answer

22 votes

138k views

The half life of Radium-226 is 1590 years. If a sample contains 200 mg, how many mg will remain after 4000 years?

Asakryukin asked Dec 22, 2023

by Asakryukin

5.6k points

1 answer

2 votes

164k views

What is the gravitational acceleration I’d experience? How does it compare to Earth’s (for reference, Earth’s gravitational acceleration is 9.81 m/s2)?

Alyce asked Dec 22, 2023

by Alyce

5.7k points

1 answer

4 votes

60.9k views

Outside the space shuttle, you and a friend pull on two ropes to dock a satellite whose mass is 600 kg. The satellite is initially at position < 4.0, -1.2, 3.0 > m and has a speed of 5 m/s. You exert a force < -400, 400, 300 > N. When

Stephan Branczyk asked Dec 22, 2023

by Stephan Branczyk

5.9k points

1 answer

23 votes

88.8k views

If based on your weight, if you hit the ground with a velocity of 10m/s, what height did you fall from? Use PE (mgh) and KE (1/2mv^2) to solve.I weigh 107

AShah asked Dec 22, 2023

by AShah

5.4k points

1 answer

1 vote

220k views

ii. Describe how thermal pollution from power plant discharge would affect the frequency of dead zones.

Ayman Ibrahim asked Dec 22, 2023

by Ayman Ibrahim

5.4k points

1 answer

0 votes

234k views

A net force of 1,377 N accelerate a car from rest to 62.07 km/h in5.717 seconds. What is the weight of the car?

Corey D asked Dec 22, 2023

by Corey D

5.2k points

2 answers

3 votes

67.4k views

Which points in the diagram would have Spring tides? points A and B points A and C points C and D points B and D

SachinVsSachin asked Dec 22, 2023

by SachinVsSachin

5.7k points

2 answers

19 votes

110k views

What is the difference between heat capacity and specific heat? don't spam -_++

Werulz asked Dec 22, 2023

by Werulz

5.7k points

1 answer

15 votes

118k views

The original period of a simple pendulum is T. The length of the simple pendulum is then quadrupled and its mass isdoubled. What is the new period of the simple pendulum in terms of T?

Runmad asked Dec 22, 2023

by Runmad

6.1k points

2 answers

3 votes

8.5k views

The free-body diagram below represents all the forces acting on an object. What is the net force acting on this object? 300 N right 100 N down 0 N up 200 N right

Spirrow asked Dec 22, 2023

by Spirrow

5.5k points

1 answer

17 votes

22.1k views

The resistance of a wire of length 100cm and diameter 0.3m is found to be 30 ohm's.calculate:(1) resistivity (2) conductivity (3) what length of the wire will produce 5 ohm's resistance.

Ondrej Peterka asked Dec 22, 2023

by Ondrej Peterka

5.9k points

1 answer

13 votes

137k views

In case of a crash the pilot of the plane jumped from it and opened hisparachute after falling through 40 m. Afterwards he decelerates at2 m/s2. If he reaches the ground with a velocity of 2 m/s, how longdid

Hot Licks asked Dec 22, 2023

by Hot Licks

5.8k points

1 answer

2 votes

230k views

What is the magnitude of the electric field strength at a position that is 1.2 m from a point charge of 4.2 \times 10^{-6} \mathrm{C}4.2×10 −6C?

MokiNex asked Dec 22, 2023

by MokiNex

5.3k points

1 answer

12 votes

164k views

what happens to the magnitude of the charge on each plate of a capacitor if the potential difference between the conductors is doubled? it becomes four times larger.

Amereservant asked Dec 22, 2023

by Amereservant

5.9k points

1 answer

4 votes

166k views

two freight cars each with a mass of 3.0 * 10^5 kg collide and stick together. One was initially moving at 2.2 m/s, and the other was at rest. What is their final speed? Define the system as the two cars.

Eelke Van Den Bos asked Dec 22, 2023

by Eelke Van Den Bos

6.3k points

1 answer

8 votes

40.3k views

Why was the light peppered moth able to flourish prior to the Industrial Revolution? O by blending in with the trees o the ability to fly O an abundance of food O fewer predators

Reinherd asked Dec 22, 2023

by Reinherd

5.6k points

2 answers

5 votes

119k views

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