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Sloan [31]
3 years ago
6

Famous scientists, who was credited with perfecting the telescope and saying there is another side to the moon?.

Physics
1 answer:
Black_prince [1.1K]3 years ago
7 0

Answer:

Galileo di Vincenzo Bonaiuti de' Galilei

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A car is accelerated at a constant rate from 15 m/s to 25 m/s. It takes the car 6 s to reach its final speed. What is the car’s
sladkih [1.3K]

Answer:

<h2>1.67 m/s²</h2>

Explanation:

The car’s acceleration can be found by using the formula

a =  \frac{v - u}{t}  \\

where

v is the final velocity

u is the initial velocity

t is the time taken

a is the acceleration

From the question we have

a =  \frac{25 - 15}{6}  =  \frac{10}{6}  =  \frac{5}{3}  \\  = 1.666666...

We have the final answer as

<h3>1.67 m/s²</h3>

Hope this helps you

5 0
3 years ago
If a chemical change has taken place, which of these is most likely true?
Digiron [165]
Whats the possible answers?
3 0
4 years ago
Read 2 more answers
A 1000-kg car is slowly picking up speed as it goes around a horizontal curve whose radius is 100 m. The coefficient of static f
Snezhnost [94]

Answer:

18.5 m/s

Explanation:

On a horizontal curve, the frictional force provides the centripetal force that keeps the car in circular motion:

\mu mg = m\frac{v^2}{r}

where

\mu is the coefficient of static friction between the tires and the road

m is the mass of the car

g is the gravitational acceleration

v is the speed of the car

r is the radius of the curve

Re-arranging the equation,

v=\sqrt{\mu gr}

And by substituting the data of the problem, we find the speed at which the car begins to skid:

v=\sqrt{(0.350)(9.8 m/s^2)(100 m)}=18.5 m/s

7 0
4 years ago
Read 2 more answers
A car is traveling at a speed of 50 m/sec when it suddenly accelerates at a rate of 5 m/sec2. How fast will the car be going (fi
NISA [10]

Answer:

200 ms-1

Explanation:

v = u+ at

v = 50+ 5×30

v = 200 ms-1

5 0
3 years ago
Si la velocidad de un bloque unido a un resorte está dada por la ecuación V= 7 cos(8t+0,5π)m/s, determine el módulo de la aceler
vlada-n [284]
Thank you lord lord thank lord lord
5 0
4 years ago
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