1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Neko [114]
3 years ago
5

e) A escalator carries 60 people of average mass 70kg to a height of 5m in one minute. Find the power needed to do this? 4​

Physics
1 answer:
Blababa [14]3 years ago
3 0

Answer:

3500J/s

Explanation:

P=W/T

42000×10×5÷60

=3500J/s

You might be interested in
There is a(n) __________ relationship between an object's weight and its mass.
Mkey [24]
There is a direct relationship between between an object's weight and its mass.

Weight is actually the force of gravity on the object's mass and it can be calculated by multiplying the object's mass and the acceleration due to gravity. The higher the mass, the higher the weight and the lower the mass, the lower the object's weight. Thus, the relationship is direct.
 
4 0
3 years ago
Select all the answers that apply. Scientists think past changes in climate have been caused by _____.
Natasha2012 [34]
<span>C. plate tectonics....</span>
8 0
3 years ago
A nebula, or swirling cloud of interstellar dust and gases, is seen. What happens next in the star formation process?
AVprozaik [17]
Atoms begin to gravitate together to form a center
5 0
4 years ago
Read 2 more answers
Can someone PLEASE HELP ME!!!!!!!!
sweet [91]
<h3>WATER</h3>

Explanation:

<h2>#CARRYINGTOLEARN:)</h2>
7 0
3 years ago
Read 2 more answers
What happens when multiple forces act on an object?
kozerog [31]
They can either cancel each other or add up to a resultant force with a certain direction and modulus.
Newton's second law states that F=m*a, where F is the resultant force, ie ΣF.
4 0
4 years ago
Other questions:
  • Two polarizers are held in front of a light source such that their transmission axes are parallel. As the angle between the two
    8·1 answer
  • A water wave has a wavelength of 204 m and a frequency of 0.5 Hz. How far does it travel in 1 s?
    7·1 answer
  • A ball rolls down a hill, starting from rest. How long is it rolling if it accelerates at 3m/s2 and ends with a velocity of 35m/
    6·1 answer
  • How does air resistance affect forward motion
    11·2 answers
  • Consider a thermometer at room temperature 20.0 ◦C. We now place it inside a water tank whose temperature is at 30.0 ◦C. After o
    5·1 answer
  • You are working as an assistant to an air-traffic controller at the local airport, from which small airplanes take off and land.
    14·1 answer
  • A hydrometer is made of a tube of diameter 2.3cm.The mass of the tube and it's content is 80g. If it floats in a liquid density
    5·1 answer
  • Can someone help please
    12·1 answer
  • A body at rest will remain at rest unless acted on by a(an) _____.
    9·1 answer
  • A go cart with a mass of 60 kg is moving at a rate of 10 m/s. How much Kinetic Energy does the go cart have?
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!