Questions on Physics

subject

Physics, 17.01.2022 01:20

The position of a moving particle is at an instant given by r=Acoswti+Asinwtj show that the force is conservative and calculate the energy...

subject

Physics, 17.01.2022 01:10

How far the honey would flow at 80°C. _ only pay mind to the box in the photo.

subject

Physics, 17.01.2022 01:10

Draw a free-body diagram representing each of the following objects: a. a ball falling in the presence of air resistance b: helicopter lifting off a landing pad C. an athlete running al...

subject

Physics, 17.01.2022 01:00

Will give big prizes !! Can you guys explain why when mixing warm water with baking soda, it floats an object such as a grape, and when mixing cold water with baking soda, it doesn't float objects s...

subject

Physics, 17.01.2022 01:00

A long single layer solenoid has an effective diameter of 10 cm and is wound with 2500 AT/metre. There is a small concentrated coil having its plane lying in the centre cross sectional plane of the so...

subject

Physics, 17.01.2022 01:00

In a hydraulic press, a force of 20 N is applied to a piston of area 0.2 m2. If the area of the other piston is 2 m2, calculate the force exerted on it. A 200 N B 50 N C 20 N D 5N E 2 N....

subject

Physics, 17.01.2022 01:00

Please Help! Thank You! ...

subject

Physics, 17.01.2022 01:00

Difference between coordinates and longitude ....

subject

Physics, 16.01.2022 23:30

A change in the termal energy of a substance can lead to a change of state. For example, when heat is added to a solid, its particles move . faster • the same speed • slower • closer together Please...

subject

Physics, 16.01.2022 23:10

What type of energy travels to earth from the sun in the form of electromagnetic waves?....

subject

Physics, 16.01.2022 23:10

zanele has a mass of 40kg and is sitting inside a 20kg cart .zanele's friends pull a cart with a force of 500N at an angle of 20°to the horizontal ,using a light rope .the cart experiences a frictiona...

subject

Physics, 16.01.2022 23:00

A swimmer whose body’s surface area is approximately 1.6 m2 lies at a depth of 3 m below the water surface. How much force is exerted on his body due to water pressure....

subject

Physics, 16.01.2022 22:40

NASA uses large centrifuges to study the effects of large forces on astronauts prior to their going into space. A subject in the 20-G centrifuge, which has a radius of 8.5 m, can have a centripetal ac...

subject

Physics, 16.01.2022 22:30

If the particles within two objects have the same average kinetic energy, are the two objects at the same temperature? Explain. Someone please answer this, it’ll be much appreciated...

subject

Physics, 16.01.2022 22:30

HELP PLEASE! ASAP ...

subject

Physics, 16.01.2022 22:30

The warning tag on a tractor states that it produces noise at a level of 95.0 dB. What is this in watts per meters squared?...

subject

Physics, 16.01.2022 22:10

Which statement best describes what is happening at segment W-X? O Water is absorbing heat. O Water is releasing heat. O Aliquid is changing to a gas. O A gas is changing to...

subject

Physics, 16.01.2022 22:00

Part 6 Now, for each time period, look at the graphs of X, Vy, and ax. Briefly describe what is happening for each of these variables during your identified time periods. To view any of these...

subject

Physics, 16.01.2022 21:30

1) what is the potential energy at the end of the loop? 2)what is the kinetic energy at the end of the loop(based upon photogate time? release the car and record the time from the photog...

subject

Physics, 16.01.2022 21:30

How to change mass but keep the force the same?...