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drek231 [11]
3 years ago
12

Use newtons first two laws of motion to explain what will happen when the truck collides with car

Physics
2 answers:
Alex_Xolod [135]3 years ago
7 0
  • Newton's first law of motion states that an object is said to be at rest until an external force acts on it.
  • Newton's second law of motion states that If a body is acted upon by the unbalanced force, it will accelerate in the direction of the applied force.

<u>Explanation:</u>

  • Firstly the car is in a rest position. It does not experience any movement unless any force act on it. A truck coming in the opposite direction hits the car. This explains  Newton's first law of motion " An object is said to be at rest until an external force acts on it." The car will experience a movement because of the external force exerted by the truck.
  • When the truck hits the car, it moves. This is due to the unbalanced force exerted on the car. This explains Newton's second law of motion "If a body is acted upon by the unbalanced force, it will accelerate in the direction of the applied force". The acceleration of an object is directly proportional to the external force inversely proportional to its mass.

Vesna [10]3 years ago
6 0

Newton’s I: The car will continue to rest until the moment of impact and there will be no change n acceleration until the truck hits the car.

Newton’s II: The incident’s impact will depend on the masses of the two bodies. The truck will not come to an immediate stop as its body mass is greater than that of a car. However, it may slow down and the direction of its motion will change based on the impact angle. The car will begin to move when hit by the truck.

Explanation:

Law1:

Any object that is at rest remains at rest and an object that is in motion will continue to be in motion.

Law2:

The acceleration of any object is reliant on two variables - the net force acting upon the object and the mass of that object.

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The grounded conductor and the grounding conductor are one and the same conductor and perform the same function.
STALIN [3.7K]

Answer:

Grounded  used to carry the current in the normal conditions. while on the other side grounding is refer to that safety wire that is connected to the earth and currently does not transmit through it.

As grounding wire is referred to as safety wire hence it carries current only in an emergency like a short circuit.

Explanation:

A grounded conductor is referred to as one of the wire that needed in an electric circuit. it is basically a neutral conductor.  It used to carry the current in the normal conditions. while on the other side grounding is refer to that safety wire that is connected to the earth and currently does not transmit through it.

As grounding wire is referred to as safety wire hence it carries current only in an emergency like a short circuit.

5 0
3 years ago
A convex, or converging, lens with a focal length of 34 cm is used to observe an image of an apple than is 80 cm away from the l
Hatshy [7]

The image distance is 59.2 cm and the image is real and small.

<h3>Image distance</h3>

The distance of the image formed by the convex or converging lens is determined by applying the following lens equation.

1/f = 1/u + 1/v

where;

  • f is the focal length = 34 cm
  • u is the object distance = 80 cm
  • v is the image distance = ?

1/v = 1/f - 1/u

1/v = 1/34 - 1/80

1/v = 0.0294 - 0.0125

1/v = 0.0169

v = 1/0.0169

v = 59.2 cm

Thus, the image distance is 59.2 cm and the image is real and small.

Learn more about convex lens here: brainly.com/question/10153605

8 0
2 years ago
Define torque qualitatively and quantitatively
andrezito [222]
The rotational effect of a force is called torque.it is the cause of rotation or angular deceleration

τ=rXF
where
τ = F r sin @
hope it helps
4 0
3 years ago
Which of the waves has the smallest amplitude?
balandron [24]

Answer:

I think its the Blue wave, im not sure so dont take my word for it.

Explanation:

3 0
3 years ago
Which of the following might be measured in
gulaghasi [49]

Answer:

The correct answer to this question is D. The area of a desk top.

Explanation:

Square meters, or m^2, are the units that represent area, or the product of two lengths.  This is because the length and the width both have the units meters, so when multiplied to calculate area, the resulting units are square meters or m2.  Thus, the answer for this question is D.

The length of a pendulum string would be measured in meters.

The volume of an atom would be measured in m^3 (volume is the product of the length, width, and height, giving it a cubic power).  However, the volume would probably be measured in a much smaller unit because atoms are very small.

The mass of a book would likely be measured in grams or kilograms.

4 0
4 years ago
Read 2 more answers
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