Recent questions in Physics

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Two balls, each with a mass of 0.803 kg, exert a gravitational force of 8.27 × 10-¹¹ N on each other. 11 How far apart are the balls? The value of the universal gravitational constant is 6.673 x 10-¹¹

Farax asked Dec 21, 2023

by Farax

6.0k points

1 answer

2 votes

166k views

The input force of 11 N acting on the effort arm of a lever moves 0.4 m, which lifts a 40 N weight resting on the resistance arm a distance of 0.1 m.What is the efficiency of the machine

Destiny Dawn asked Dec 21, 2023

by Destiny Dawn

5.3k points

1 answer

3 votes

41.1k views

How are physical descriptions and physical properties similar?

Kivis asked Dec 21, 2023

by Kivis

6.1k points

2 answers

12 votes

147k views

Two Polaroids (polarizers that can polarize visible light) are aligned so that the light passing through them is a maximum. At what angle should one of them be placed so that the intensity is subsequently

Kaumadie Kariyawasam asked Dec 21, 2023

by Kaumadie Kariyawasam

5.8k points

1 answer

5 votes

162k views

In the figure at which point (A or B) is the ball moving the fastest? _______ Is this a point of maximum In the figure at which point (A or B) does the ball reach its highest point? _______

Jonathan Lamothe asked Dec 21, 2023

by Jonathan Lamothe

5.5k points

1 answer

4 votes

58.5k views

Mr. Lineberry buys a new saw for his woodshop. The tool has a weight of 255 N. What is the mass of the tool in kg?

Oguzhan asked Dec 21, 2023

by Oguzhan

5.5k points

1 answer

5 votes

140k views

If R1 < R2 < R3, and if these resistors are connected in parallel in a circuit, which one has the greatest voltage drop?

Campino asked Dec 21, 2023

by Campino

7.2k points

1 answer

4 votes

7.7k views

A 6 kg object has a speed of 24 m/s. What is its kinetic energy?

Brian Scott asked Dec 21, 2023

by Brian Scott

5.8k points

1 answer

2 votes

5.9k views

How much time will it take for the car to stop if it Decelerates?

Lual asked Dec 21, 2023

by Lual

5.7k points

1 answer

0 votes

162k views

What is circular motion?

OverLex asked Dec 21, 2023

by OverLex

5.0k points

2 answers

5 votes

225k views

1. An electric light bulb is 80% efficient. If it uses 300J of electrical energy how much light energy will it produce ? What happens to the rest of the energy ? 2. A small pulley is used to lift a load

Nolat asked Dec 21, 2023

by Nolat

5.9k points

1 answer

2 votes

61.4k views

You can transfer energy from one object to another by doing _.Units of energy are the same as work which are called _.

Promicro asked Dec 21, 2023

by Promicro

6.0k points

1 answer

5 votes

218k views

Complete the following sentence. The World Wide Web launched to the public in. HURRY 1 MINUTE LEFT

Johan Paul asked Dec 21, 2023

by Johan Paul

5.7k points

2 answers

12 votes

160k views

at what speed do a bicycle and its rider, with a combined mass of 110 kgkg , have the same momentum as a 1600 kgkg car traveling at 5.8 m/sm/s ?

Stuples asked Dec 21, 2023

by Stuples

6.0k points

1 answer

3 votes

49.6k views

Consider a rocket in space as pictured below. There are no external forces exerted on it.If it starts at rest, how can it move forward if momentum must be conserved? Considercarefully everything about

Umesh Kumhar asked Dec 21, 2023

by Umesh Kumhar

4.7k points

1 answer

0 votes

213k views

A 90.0 gram mass is 75 centimeters from the pivot point on a balance scale. What mass must be placed 45 centimeters from the pivot to create rotational equilibrium?

Manmay asked Dec 21, 2023

by Manmay

5.6k points

1 answer

4 votes

53.1k views

What causes motion? and how does it effect rate and distance?

Wajax asked Dec 21, 2023

by Wajax

5.0k points

1 answer

1 vote

200k views

Please read the photo, Skill practice; how can you classify different types of energy?

Alchemy asked Dec 21, 2023

by Alchemy

5.9k points

1 answer

2 votes

184k views

explain how a deflection magnetometer can be used to find the horizontal component of the Earth's magnetic field

Altblue asked Dec 21, 2023

by Altblue

5.6k points

1 answer

3 votes

94.7k views

A 2.9-kg block slides with a speed of 2.1 m/s on a frictionless horizontal surface until it encounters a spring. (a) If the block compresses the spring 5.6 cm before coming to rest, what is the force constant

MayK asked Dec 21, 2023

by MayK

5.8k points

1 answer

15 votes

230k views

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