Recent questions in Physics

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find the hypotenuse of a right triangle if the perpendicular leg is 12 and the base is 5.

DrKreso asked Jun 20, 2023

by DrKreso

5.5k points

1 answer

4 votes

72.3k views

A 2.50 kg ball moving at 7.50 m/s is caught by a 70.0 kg man while the man is standing on ice. What is the common velocity of the man and ball after the ball is caught by the man.

Pmorken asked Jun 20, 2023

by Pmorken

6.0k points

1 answer

10 votes

153k views

A block of wood has a mass of 120 g and a volume of 200 cm³. What is the density of the wood?

Rhult asked Jun 20, 2023

by Rhult

5.7k points

2 answers

2 votes

165k views

Two small objects with masses m and M are originally a distance r apart and the gravitational force on each has a magnitude F. The second object had its mass changed to M/4. What is the magnitude of the

Noro asked Jun 20, 2023

by Noro

5.2k points

1 answer

0 votes

117k views

What is the best definition of a wave A. A wave is a disturbance that transfers matter. B. A wave is electric charges that flow through wires really fast. C. A wave is a disturbance that transfers energy.

Saar Davidson asked Jun 20, 2023

by Saar Davidson

6.1k points

1 answer

4 votes

140k views

A package is on a ramp that is inclined 31° to the horizontal, as shown.To prevent the package from sliding, a force Q of magnitude 105 N is required.The figure is not drawn to scale.Р310GVComolate the

Salomonderossi asked Jun 20, 2023

by Salomonderossi

5.4k points

1 answer

0 votes

164k views

The speed of sound in air at a temperature of -40c° ?

Brendan Kenny asked Jun 20, 2023

by Brendan Kenny

5.9k points

1 answer

17 votes

105k views

Earth has a large mass. If you have a mass of 100 pounds (convert to kilograms)What would be the gravitational force that Earth exerts on you? Explain

Murze asked Jun 20, 2023

by Murze

5.7k points

1 answer

3 votes

231k views

Voltage ___ commonly occur when large loads, such as motors, are turned off and voltage on the power line increases above the normal voltage fluctuation (+10%) for a short period of time.

Doug Galante asked Jun 20, 2023

by Doug Galante

5.1k points

1 answer

0 votes

114k views

Size (diameter) of one salt granule is 0.062 mm measured with micrometer. How many grains (grains as granules, not unit of measurement) of salt are needed to cover piece of paper with lenght 28 cm and

Ktec asked Jun 20, 2023

by Ktec

6.0k points

1 answer

4 votes

54.7k views

If you walk 18.8 m east and 16.9 m north how far are you from where you started

Jnpdx asked Jun 20, 2023

by Jnpdx

5.9k points

1 answer

2 votes

207k views

A spring of length 9.7 meters stretches to 9.8 meters when a 0.4 kg mass is hung vertically from one end. What is the spring constant?

Imtiaz asked Jun 20, 2023

by Imtiaz

5.6k points

1 answer

5 votes

205k views

A lightning bolt transfers 6.0 coulombs of charge from a cloud to the ground. In 2.0*10^-3 second. What is the average current during this event.

Scen asked Jun 20, 2023

by Scen

6.0k points

1 answer

23 votes

86.7k views

Describe how radio waves are different from sound waves.

Epligam asked Jun 20, 2023

by Epligam

6.1k points

2 answers

0 votes

157k views

the magnitude of the momentum of a car is 13,300 kg*m/s if it has a speed of 14 m/s what is the mass of the car?

Jonathan Wren asked Jun 20, 2023

by Jonathan Wren

5.3k points

1 answer

25 votes

98.7k views

The region around a magnet in which magnetic forces can act is called the magnetic field. domain. pole. solenoid.

Liam M asked Jun 20, 2023

by Liam M

6.1k points

1 answer

12 votes

45.4k views

Consider a 0.9 kg object traveling in a circle of radius 6 meters. The object completes 1 circles in 2 seconds traveling at constant speed. What net force is required to sustain this motion? [Hint: 2 is

MrWeeMan asked Jun 20, 2023

by MrWeeMan

5.3k points

1 answer

3 votes

130k views

How can a dilute solution of salt in water be made more concentrated?

Antpaw asked Jun 20, 2023

by Antpaw

5.8k points

2 answers

1 vote

149k views

How much mass does the sun have?

Quetzaluz asked Jun 20, 2023

by Quetzaluz

5.7k points

2 answers

5 votes

2.1k views

A sound wave has a frequency of 450 Hz What is the period of this wave?

Skandix asked Jun 20, 2023

by Skandix

5.6k points

1 answer

3 votes

167k views

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