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Vaselesa [24]
3 years ago
8

What are the units for mass and volume

Physics
1 answer:
EleoNora [17]3 years ago
7 0
Those are the answers

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A box slides down a ramp inclined at 24◦ to the horizontal with an acceleration of 1.7 m/s 2 . The acceleration of gravity is 9.
dsp73

Answer:

<h3>0.445</h3>

Explanation:

In friction, the coefficient of friction formula is expressed as;

\mu = \frac{F_f}{R}

Ff is the frictional force = Wsinθ

R is the reaction = Wcosθ

Substitute inti the equation;

\mu = \frac{Wsin \theta}{W cos\theta} \\\mu = \frac{sin \theta}{cos\theta} \\\mu = tan \theta

Given

θ = 24°

\mu = tan 24^0\\\mu = 0.445\\

Hence the coefficient of kinetic friction between the box and the ramp is 0.445

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3 years ago
Which of the following must be true for “P if and only if Q” to be true?
erastovalidia [21]
Explain or message me what your trying to ask!

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3 years ago
A car accelerates from 10 km/hr to 50 km/hr in 8 seconds. What is the acceleration?
nikklg [1K]
The answer is 5 km/hr

6 0
3 years ago
Review
sleet_krkn [62]

Answer:

yes

Explanation:

8 0
3 years ago
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2. Turn off the Parallel line and turn on the Line through focal point. Move the light bulb around. What do you notice about the
MArishka [77]

Answer:

The group of light rays is reflected back towards  the focal point thereby producing a magnifying effect.

Explanation:

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