Misschowj
A

The normal contact force (NCF) is always perpendicular to the surface. A is the NCF acting on the block by the surface, while C is the NCF acting on the surface by the block.

207 views
L.Steven
The correct answer is, force on the truck is equal to the force on the car. Topics like these are covered in the domain of physics called Newtonian mechanics. It is also referred to as classical...Read More

201 views
Chris Kenway, Content Writer
The answer to this is B because this is the most accurate representation of the image. For those who are not familiar with a plane mirror, this is the type of mirror that people normally use in...Read More

216 views
B is the answer to this question. To solve this question, you need to know what equation should be used. The proper formula is v2 = u2 + 2as. That will be 7.1² - 0² over 2.35.4. This...Read More

211 views

Angle of reflection equals to theAngle of incidence = 90 - 50 = 40

201 views
Bergeront Tiffney, Computer Engineer
The answer to this is True. The simple machine can increase the force that is placed in order to use it but will not be able to increase the amount of energy that you can apply to it. This is...Read More

243 views
J. Harty, Writer
D is the answer to this question. They will hold the same charge. In order to understand why it should be remembered that capacitance will only be dependent on the radius of the charged sphere...Read More

215 views
A is the answer to this question. Aside from the actual speed, we should also take note of the direction of the ball and the direction that the bus is going through. From the person who is at the...Read More

218 views
Y. Dawne, Content Blogger
The correct answer to this question is C. In thermal equilibrium, it is observed that a higher temperature object which is in contact with a lower temperature object will transfer...Read More

269 views
H. Martin, Content Writer
Force is best defined as the change of an object’s motion and possible direction due to an interaction. It will go unopposed. Velocity is the main thing that changes when a force occurs....Read More

221 views
Samantha Stewart, Philanthropist
The sine angle is the right answer to this question which means that letter D should be your choice. For those who do not know, sine is one of the trigonometric functions of a particular angle....Read More

218 views
Bunglophil
How do you get 100 m/s if you don't know the mass of the object? Shouldn't it be 10m/s^2

205 views
John Smith
Filter

201 views
Amirthavarshni
Hydro electric power