The mass gains speed.
Q: Explain why a horse cannot pull a cart and run it in empty space?
A: The horse, in order to pull the cart, pushes the earth using its feet. The reaction of earth makes…
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A: As per the conservation of momentum, the initial momentum of the system will be equal to the final…
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A: Momentum of an object is defined as product of its mass and its velocity. Momentum , p = mass ×…
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A: Given that, After firing a cannonball, the cannon moves in the opposite direction from the ball.
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A: Given: A machine gun fires, 10 bullets per second mass of 1 bullet, mb = 12 gSpeed of each bullet, v…
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A: Given data: Mass (m) = 3 kg Initial velocity (Vi) = 3.7 m/s, upward Required: Maximum Height (h)…
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A: Given data: Initial velocity (u) = 1.50 m/s, horizontally Time (t) = 0.450 s Required: The height of…
Q: (a) Calculate the linear momentum of a truck with a mass of 14,000 kg that is traveling at 15 m/s…
A: Linear momentum Westward velocity is towards left.
Q: A 150 pound (68 kg) student races up the stairs, traversing a total height of 12 feet (3.7 meters)…
A: GIVEN :- Mass of the student = m = 150 pond = 68 kg total height travelled = h = 12…
Q: What is the velocity of a 1750 kg car whose KE is 87x103 J O 12.37 m/S O 4.48 m/s O 9.97 m/s O 7.16…
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Q: Once in motion an object can have zero amount of?
A: The answer to this question is inertia momentum. This is because we know that…
Q: A 1 kilogram block is settled at an incline sloped at 10 degrees with the horizontal and is pushed…
A:
Q: The work done to increase the velocity of a car of 800 kg from 5 m/s to 10 m/s is
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Q: If a football running back has 743kg of momentum when running full speed and his mass is 75kg. What…
A: Given: Momentum p=743 kgm/s Mass of man m=75 kg
Q: Drando 230 Print Reading for Industry Review Activity 12-1 For each surface texture symbols given…
A: For the US customary system, Using the method given, S. No. Maximum Roughness Average…
Q: A net force of -9.0x103 n is used to stop a 1500kg car traveling at 20m/s. What is the braking…
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Q: A car goes up a slope with a speed of 100 km/h. Calculate the height at that rises without taking…
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Q: A person pushes a stopped car of mass 400 kg with a force of 200 N until the car its velocity is 5…
A:
Q: The fastest land animal is the cheetah which has been recorded at speeds of 100 km/h and typical…
A: Given: mass, m = 40 kg v = 100 km/h = 27.8 m/s M = 0.71 tonne = 710 kg
Q: ben lifts a 1000 N bar 1.5 m in 1.0 s, while ken lifts a 1300 N bar 2.0 m in 2.5 s. Whose lift was…
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Q: A motorcycle of mass 128 kilograms slowly rolls off the edge of a cliff and falls for 5 seconds…
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Q: A machine gun fires 15 bullets / s each of mass 34 g the speed to each bullets is 40 cm/s, then…
A: Given data :- rate of firing bullet from the machine gun n = 15 bullets/s mass of each bullet m = 34…
Q: The kinetic energy of a motorcycle and driver is 62,735 J if their total mass is 500 what is the…
A: Given data: Kinetic energy (KE) = 62,735 J Mass (m) = 500 kg Required: The velocity (v)
Q: What is its momentum?
A: Given data: Mass, m=3.8 kg Velocity, v=2 m/s We have to find the momentum.
Q: To train cars with the same mass of 30,000 kg are traveling in the same direction when they collide…
A: Momentum P of an object with mass m and moving with a velocity V is equal to the product of the…
Q: Name the machine which is used to multiply speed?
A: There are three kinds of lever, first class lever, second class lever and third class lever.For the…
Q: A machine gun fires 6 bullets /s, each of mass 8 g the speed to each bullets is 12 cm/s, then force…
A: Given data : Speed of each bullet = V Mass of each bullet =…
Q: A force of 50 N streches a certain spring by 20 cm. The spring constant is
A: Given data : Force that caused the stretching of spring, F = 50 N…
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A: When speed of car is double i e v' = 2v . And we know Momentum = mv Interia depends on…
Q: if the book falls off the shelf, what will be its speed when it hits the ground.
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Q: How large a net force is registered to accelerate a 1,824 kg SUV from rest to a speed of 28 m.s over…
A: Given:mass of the SUV, m =1824 kginitial speed, u = 0 ( rest) final speed, v = 28 m/sdistance s =…
Q: A 2-kg mass starts from rest and slides down an inclined plane 80 cm long in 0.5 s.
A:
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