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MArishka [77]
3 years ago
13

Do these for me please

Physics
2 answers:
Svetach [21]3 years ago
5 0

Answer:

do what for you there is no question???

Aleksandr-060686 [28]3 years ago
5 0
There aren’t any questions
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A boy flies a kite with the string at a 30∘ angle to the horizontal. The tension in the string is 4.5 N. Part A Part complete Ho
zimovet [89]

Answer:

Work done is zero

Explanation:

given data

Angle of kite with horizontal =  30 degree

tension in the string =  4.5 N

WE KNOW THAT

Work =  force * distance

horizontal force =  Tcos\theta = 4.5*cos30 = 3.89 N

DISTANCE = 0 as boy stands still. therefore

work done = 3.89 *0 = 0

3 0
3 years ago
Causes and effects of a social problem​
aev [14]

Answer:

what is the social problem about

Explanation:

5 0
3 years ago
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Identify the motion when a car is moving with constant speed along a curve
zavuch27 [327]

Answer:

Uniform circular motion

Explanation:

When a car is moving with constant speed along a curve, it will said to have uniform circular motion. The speed of the car remains constant in this case. But its velocity keeps on changing. The velocity can be calculated by drawing the tangent on the circle. Hence, the motion of the car is uniform circular motion.

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3 years ago
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A dog runs with an initial speed of 1.5 m/s on a floor. It slides to a stop with an acceleration of -0.35 m/s^2. How long does i
Neko [114]

Answer:

3.214 m

Explanation:

Here object is moving in a constant acceleration. Then we can use motion equations to find the total distance

V² = U² + 2as

0 = 1.5² + 2×-0.35 × s

s = 3.214 m

symbols has usual meanings.

6 0
4 years ago
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3B with worked out equations please
bekas [8.4K]

Answer:

b) 1500N

c) to the right

Explanation:

Resultant force= 2000 -500= 1500N

Resultant force is a combination of 2 or more forces acting on an object.

4 0
3 years ago
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