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
Orlov [11]
3 years ago
13

Five wheels are connected as shown in the figure. Find the velocity of the block “Q”, if it is known that: RA= 5 [m], RB= 10 [m]

, RD= 6 [m], RE=12 [m]. ​

Physics
1 answer:
Tanzania [10]3 years ago
6 0

Answer:

-5 m/s

Explanation:

The linear velocity of B is equal and opposite the linear velocity of E.

vB = -vE

vB = -ωE rE

10 m/s = -ωE (12 m)

ωE = -0.833 rad/s

The angular velocity of E is the same as the angular velocity of D.

ωE = ωD

ωD = -0.833 rad/s

The linear velocity of Q is the same as the linear velocity of D.

vQ = vD

vQ = ωD rD

vQ = (-0.833 rad/s) (6 m)

vQ = -5 m/s

You might be interested in
During the day, susan notices that the wind is blowing onshore at the beach. What is this called? land breeze land breeze sea br
In-s [12.5K]

The correct option is (b) Sea breeze

During the day, susan notices that the wind is blowing onshore at the beach called sea breeze.

What is sea breeze?

  • Any wind that flows from a big body of water onto or onto a landmass is called a sea breeze or an onshore breeze.
  • Sea breezes form as a result of changes in air pressure brought on by the different heat capacities of water and dry land. Sea breezes are therefore more confined than prevailing winds.
  • A sea wind is frequently seen along coasts after sunrise because land warms up far more quickly than water does when exposed to solar radiation.
  • The sea wind front is significant because it can serve as a catalyst for afternoon thunderstorms and provide welcome cooling along the coast.

Learn more about the sea breeze with the help of the given link:

brainly.com/question/13015619

#SPJ4

8 0
2 years ago
Why does carpet produce static electricity more than hardwood floors?
NeX [460]

Answer:

The carpet has a buildup of electrons in it that get released onto your body when you rub across the floor while the hardwood doesn't have electrons built up inside of it.

Explanation:

I study that

7 0
3 years ago
Read 2 more answers
A catcher in a baseball game stops a pitched ball that was originally moving at 44 m/s over a distance of 12.5 cm. the mass of t
eduard

Answer:

Force = -1161.6 Newton

Explanation:

Given the following data;

Initial velocity, u = 44m/s

Distance ,s = 12.5cm to m = 12.5/100 = 0.125m

Mass = 0.15kg

To find the acceleration;

We would use the third equation of motion;

V ² = U² + 2as

0² = 44² + 2*a*0.125

0 = 1936 + 0.25a

0.25a = -1936

a = -1936/0.25

Acceleration, a = -7744m/s2

Force = mass * acceleration

Substituting into the equation, we have;

Force = 0.15 * (-7744)

Force = -1161.6 Newton

The value of its force is negative because the glove decreases the velocity of the ball.

4 0
3 years ago
What type of waves move energy forward, but the source makes up and down
Arturiano [62]
Transverse waves. Direction of vibration of the particles is at right angles to direction of movement.
7 0
3 years ago
What are organs made of?
natita [175]
Organs are made of tissues

Tissues are made of cells though so it’s kinda a weird question lol
7 0
3 years ago
Read 2 more answers
Other questions:
  • Suppose you are driving a car and your friend, who is with you in the car, tosses a softball up and down from her point of view.
    7·1 answer
  • What is the amount of "stuff in an object?
    11·2 answers
  • A crate of 890 kg gets raised to a height of 2.1m. Calculate the crate's gravitational potential energy.​
    14·2 answers
  • In class we described the tidal forces that are responsible for raising and lowering thewater level near the shore of the ocean.
    9·1 answer
  • A sodium lamp emits light at the power P = 70.0 W and at the wavelength λ = 600 nm, and the emission is uniformly in all directi
    10·1 answer
  • DANIEL HAS A SAMPLE OF PURE COPPER. ITS MASS IS 89.6 GRAMS, AND ITS VOLUME IS 10 CUBIC CENTIMETERS. WHATS THE DENSITY OF THE SAM
    5·2 answers
  • A compass originally points North; at this location the horizontal component of the Earth's magnetic field has a magnitude of 2e
    12·1 answer
  • One of the asteroids, Ida, looks like an elongated potato. Surprisingly it has a tiny (compared to Ida) spherical moon! This moo
    12·1 answer
  • Darcy suffers from farsightedness equally severely in both eyes. The focal length of either of Darcy's eyes is 19.8 mm in its mo
    5·1 answer
  • What is the resistance of an electric frying pan that draws 12 amperes of current when connected to 120 Volt circuit
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!