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Rudik [331]
3 years ago
10

What is the mass of a crate if a force of 200 N causes it to accelerate at 8 m/s2? (Formula: F=ma)

Physics
2 answers:
AfilCa [17]3 years ago
8 0

Answer:

25

Explanation:

Got it right on edg

Ugo [173]3 years ago
4 1

25 kg

Explanation:

we can calculate the mass of the crate by using the Newton's second law:

F=ma

where

F is the force acting on the crate

m is the mass

a is the acceleration

In this problem, F=200 N and a=8 m/s^2, so we can re-arrange the equation above to calculate the mass of the crate:

m=\frac{F}{a}=\frac{200 N}{8 m/s^2}=25 kg

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Answer:

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Explanation:

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5 0
3 years ago
Physics double pivot question​
andriy [413]

Explanation:

Assuming the wall is frictionless, there are four forces acting on the ladder.

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Reaction force pushing to the left at the wall (Rw).

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Friction force pushing to the right at the foot of the ladder (Ff).

(a) Calculate the reaction force at the wall.

Take the sum of the moments about the foot of the ladder.

∑τ = Iα

Rw (3.0 sin 60°) − mg (1.5 cos 60°) = 0

Rw (3.0 sin 60°) = mg (1.5 cos 60°)

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(b) State the friction at the foot of the ladder.

Take the sum of the forces in the x direction.

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Take the sum of the forces in the y direction.

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3 0
3 years ago
Which of the following will be the best condition for bread fermentation?
dezoksy [38]

Answer:

a. Wet, soft dough at 85 degrees Fahrenheit

Explanation:

Fermentation is an anaerobic process that transforms starches into simpler substances. The rising of dough is due to fermentation.

According to Harold McGee, 85°F (29°C) is the best temperature for fermenting bread dough. Temperatures below 85°F (29°C) take  much longer to ferment, and temperatures higher than that result into unpleasant flavors in the dough.

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