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

Author Question: If a car accelerates at 4.0 m/s2, how long will it take to reach a speed of 80 km/hr, starting from ... (Read 35 times)

sarasara

  • Hero Member
  • *****
  • Posts: 521
on: Jul 29, 2018
If a car accelerates at 4.0 m/s2, how long will it take to reach a speed of 80 km/hr, starting from rest?
 
  What will be an ideal response?

Question 2

An object is placed at a concave mirror's center of curvature. The image produced by the mirror is located
 
  A)
 
  out beyond the center of curvature.
  B)
 
  at the center of curvature.
  C)
 
  between the center of curvature and the focal point.
  D)
 
  at the focal point.
  E)
 
  between the focal point and the surface of the mirror.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jackie

  • Sr. Member
  • ****
  • Posts: 324
Reply #1 on: Jul 29, 2018
Answer to Question 1

5.6 seconds

Answer to Question 2

B


sarasara

  • Member
  • Posts: 521
Reply 2 on: Jul 29, 2018
Excellent

adammoses97

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Testing the effects of long-term fertilizing on inter-actions between mycorrhizal fungi and plants o Testing the effects of long-term fertilizing on inter-actions between mycorrhizal fungi and plants o
A port fuel-injected engine that is equipped with long, tuned intake-manifold runners. A port fuel-injected engine that is equipped with long, tuned intake-manifold runners.
Cut view of long bone. Cut view of long bone.
Apply long effleurage stroke to entire arm, from hand to shoulder. Brush off from shoulder to hand. ... Apply long effleurage stroke to entire arm, from hand to shoulder. Brush off from shoulder to hand. ...
Long-term relationships, especially those who are married, having a child Long-term relationships, especially those who are married, having a child
You ride a motor scooter 8 km in 10 minutes. Your speed is You ride a motor scooter 8 km in 10 minutes. Your speed is
Video: Heart Chambers

For a complete list of videos, visit our video library