answer.
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
amm1812
3 months ago
12

A 5.8 × 104-watt elevator motor can lift a total weight of 2.1 × 104 newtons with a maximum constant speed of

Physics
1 answer:
Keith_Richards [3.2K]3 months ago
8 0
Power is defined as the speed at which work is performed on an object. Like all rates, power is measured in relation to time. It reflects how quickly a task is completed. Two identical tasks can be executed at varying speeds - one slower and the other faster. The equation P = Fv can be used, where P symbolizes power, F denotes force, and V represents average velocity. Calculating the average velocity gives us V = P/F, or V = (5.8 x 10^4 W) / (2.1 x 10^4 N), resulting in V = 2.8 m/s.
You might be interested in
Use this free body diagram to help you find the magnitude of the force F2 needed to keep this block in static equilibrium. WILL
Yuliya22 [3333]
In static equilibrium, all forces balance out. Therefore, to simplify, start by breaking down F1 into its horizontal and vertical components. Since no other forces act horizontally, F1's horizontal component is known to be 40N. This information can be used to determine the vertical component using the Pythagorean theorem. Once the components are established, simply add the vertical components to calculate the difference between the upward and downward forces.

4 0
1 month ago
During the construction of an office building, a hammer is accidentally dropped from a height of 784 ft. the distance (in feet)
Softa [3030]
T= 24.5 feet per second. That’s the speed it attains just before hitting the ground.
7 0
2 months ago
Read 2 more answers
"A block of metal weighs 40 N in air and 30 N in water. What is the buoyant force on the block due to the water? The density of
Sav [3153]

Answer:

The buoyant force acting on the block from the water is 10 N

Explanation:

The buoyant force (F_B) experienced by a block is defined as the difference between its actual weight in air and its weight when submerged in water.

The data provided indicates:

A metal block weighs 40 N in air and 30 N in water.

Thus, F_B = 40 - 30 = 10 N

therefore,  the buoyant force acting on the block from the water amounts to 10 N

6 0
2 months ago
Read 2 more answers
A typical reaction time to get your foot on the brake in your car is 0.2 second. If you are traveling at a speed of 60 mph (88 f
inna [3103]

Explanation:

Insufficient details. It heavily relies on the technical specifications of the vehicle (the information supplied merely pertains to reaction time in humans, without accounting for the delay involved when the brakes are applied

5 0
2 months ago
Read 2 more answers
Other questions:
  • A compressed spring has 16.2J of elastic potential energy when it is compressed 0.30m . What is the spring constant of the sprin
    6·1 answer
  • When 999mm is added to 100m ______ is the result​
    7·2 answers
  • The cluster of decisions that managers make to assist the organization to achieve its goals is known as:
    7·1 answer
  • "a very light ideal spring stretches by 21.0 cm when it is used to hang a 135-n object. what is the weight of a piece of electro
    11·2 answers
  • A 1.0-kg block and a 2.0-kg block are pressed together on a horizontal frictionless surface with a compressed very light spring
    13·2 answers
  • A ""doomsday"" asteroid with a mass of 1.0 * 1010 kg is hurtling through space. Unless the asteroid’s speed is changed by about
    7·1 answer
  • A company designed and sells an ultrasonic​ receiver, which detects sounds unable to be heard by the human ear. The receiver can
    11·1 answer
  • The relatively high resistivity of dry skin, about 1×106Ω⋅m, can safely limit the flow of current into deeper tissues of the bod
    6·1 answer
  • A 4kg block is sliding on a horizontal frictionless floor at a speed of 2.5ms and runs into a horizontal spring. The spring has
    7·2 answers
  • The gold foil experiment led to the conclusion that each atom in the foil was composed mostly of empty space because most alpha
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!