This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A 4.00-kg block rests on a 30.0 incline as shown in the figure. If the coefficient of static ... (Read 117 times)

Yi-Chen

  • Hero Member
  • *****
  • Posts: 550
on: Jul 29, 2018
A 4.00-kg block rests on a 30.0 incline as shown in the figure. If the coefficient of static friction between the block and the incline is 0.700, what magnitude horizontal force F must act on the block to start it moving up the incline?
 
  A) 34.0 N
  B) 51.1 N
  C) 54.7 N
  D) 84.0 N
  E) 76.4 N

Question 2

A 6.0 kg box slides down an inclined plane that makes an angle of 39 with the horizontal. If the coefficient of kinetic friction is 0.19, at what rate does the box accelerate down the slope?
 
  A) 4.7 m/s2
  B) 5.2 m/s2
  C) 5.5 m/s2
  D) 6.2 m/s2


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Beatricemm

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: D

Answer to Question 2

Answer: A


Yi-Chen

  • Member
  • Posts: 550
Reply 2 on: Jul 29, 2018
:D TYSM

rleezy04

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Salt marsh channels shown in cross section. Salt marsh channels shown in cross section.
Pap smear. Cells of the cervix (shown in the center) change in appearance as they progress through Pap smear. Cells of the cervix (shown in the center) change in appearance as they progress through
The Kingsley plantation, on Fort George Island in Jacksonville, Florida. Zephaniah Kingsley, the own The Kingsley plantation, on Fort George Island in Jacksonville, Florida. Zephaniah Kingsley, the own
Block Diagram of a Dual-stage Pressure System for Dual-Stage Pressure Production of Nitric Acid Seme Block Diagram of a Dual-stage Pressure System for Dual-Stage Pressure Production of Nitric Acid Seme
Sites of cholinergic antagonist actions. Muscarinic antagonists block cholinergic receptors in the ... Sites of cholinergic antagonist actions. Muscarinic antagonists block cholinergic receptors in the ...
Move joints in hands. Apply scissoring to metacarpals and figure-8s to fingers. Move joints in hands. Apply scissoring to metacarpals and figure-8s to fingers.
Video: Acid-base imbalances - compensation of metabolic acidosis and alkalosis

For a complete list of videos, visit our video library