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PilotLPTM [1.2K]
3 years ago
13

HELP ! ILL MARK BRAINLIEST HELP ASAP

Physics
1 answer:
irina [24]3 years ago
8 0

Answer:

A

Explanation:

In 5 minutes, they went 10 miles at both 2, 3, and 4 checkpoints. The bus then starts to speed up.

Hope this helps!

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Can anyone help me with this assignment? please and thank you
Vikki [24]
I’m not able to see it
3 0
3 years ago
A steam stream of 400 m3 /s, standard (standard cubic meter per second) is cooled by adding 7 m3 /s cold water. The fluid leavin
antiseptic1488 [7]

Answer: 510 m/s

Explanation: specific gravity of steam is 18/29 = 0.620

It is the ratio of the density of steam over density of water

400m3/s of steam =

400m3ms * 0.620 of water

= 248m3/s of water

Total flow rate Q = 248 + 7 = 255m3/s

Using Q = AV

Where A is area and V is velocity

V = Q/A

V = 255/0.5 = 510m/s

4 0
3 years ago
Physics formula for Celsius to Fahrenheit
worty [1.4K]
F=9/5C+32 is the formula for Celsius to Fahrenheit.
7 0
4 years ago
Read 2 more answers
2. Neutrons have a ____<br> charge.<br> a. positive<br> b. negative<br> c. neutral
AnnyKZ [126]

Answer:

b. negative

Explanation:

neutrons have a negative charge and protons have a proton has a positive charge

3 0
3 years ago
Read 2 more answers
A lifeguard on a beach observes that waves have a speed of 2.60 m/s and a distance of 2.50 m between wave crests. What is the pe
Alja [10]

Answer:

T = 0.96 seconds

Explanation:

Given that,

The speed of wave, v = 2.6 m/s

The distance between wave crests, \lambda=2.5\ m

We need to find the period of the wave motion. Let T be the period. So,

v=\dfrac{\lambda}{T}\\\\T=\dfrac{\lambda}{v}\\\\T=\dfrac{2.5}{2.6}\\\\T=0.96\ s

So, the period of the wave motion is equal to 0.96 seconds.

4 0
3 years ago
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