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solmaris [256]
4 years ago
14

A car is going through a dip in the road whose curvature approximates a circle of radius 200 m. At what velocity will the occupa

nts of the car appear to weigh 20% more than their normal weight (or their normal weight times 1.2)?
Physics
1 answer:
boyakko [2]4 years ago
4 0

Answer:

Explanation:

The solution along with the diagram can be found in the attachment. Feel free to raise doubts.

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What is the acceleration of a 150 kg object pushed with a force of 1000 N?
kirill115 [55]

Answer:

<h2>6.67 m/s²</h2>

Explanation:

The acceleration of an object given it's mass and the force acting on it can be found by using the formula

a =  \frac{f}{m}  \\

f is the force

m is the mass

From the question we have

a =  \frac{1000}{150}   \\  =  6.66666..

We have the final answer as

<h3>6.67 m/s²</h3>

Hope this helps you

8 0
3 years ago
A train started its journey at 9:00. Its average speed between
Vera_Pavlovna [14]

Answer:

Explanation:

In the four hours before 13:00 the train traveled 4(80) = 320 km.

It needs to travel another 4(320) = 1280 km in the next 21:00 - 13:00 = 8 hrs.

1280 / 8 = 160 km/hr

5 0
3 years ago
HELP ASAP PLEASE SCIENCE
shutvik [7]

Answer:

I think it's claim 1 because the same mass would cause them both to either fall off or to stay there

3 0
3 years ago
A circuit has an AC voltage source in series with a 50 ohm resistor and a 113 mH inductor. The frequency is 100 cycles/sec, and
user100 [1]

Answer:

Explanation:

The rms voltage = 140/√2 = 140/1.414 = 99 V.

Reactance of inductor  = wL = 2 X 3.14 X 100 X 113 X 10⁻³ =70.96 ohm.

Total resistance in terms of vector = 50+70.96j

j is imaginary unit  number

Magnitude of this resistance = √ 50² + 70.96² = 86.80 ohm

current in resistance (rms) ( I ) = 99/86.80 = 1.14 A.

Power dissipated in resistor = I² R = 1.14 X 1.14 X 50 = 65 W( approx)

7 0
4 years ago
A standing wave of the third overtone is induced in a stopped pipe, 3 m long. The speed of sound is 340 m/s. The number of antin
Leokris [45]

Answer:

overtone- one over the first

n skips by twos

4 antinodes

500 Hz

Explanation: Hope this helps :)

7 0
3 years ago
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