How will take a freely falling body acquire a speed of 48m/s
Q: A Military aircraft that has a mass of 1.21 * 10^3 kg accelerates at 316 m/s for 15 seconds from…
A: Given quantities: mass of the aircraft (m) = 1210 kg Acceleration of the aircraft (a) = 316 m/s2…
Q: 2.) An object has a mass of 30kg and is moving at a velocity of 20m/s. How much force is required to…
A: Write the given values with the suitable variables. m=30 kgu=20 m/sv=0 m/sT=2 s Here, m, u, v, and T…
Q: A 97kg skater at rest on a frictionless rink throws a 3kg ball gaining the ball a velocity of 7m/s.…
A: Given : Mass of a skater (m1) = 97 kg Mass of a ball (m2) = 3 kg Velocity of a ball (v2f) = 7 m/s
Q: :: If the momentum of a flying brick is 50 kg m/s and its mass is 10 kg. Calculate its velocity?
A: The momentum of an object is the product of its mass and velocity. Momentum is a vector quantity,…
Q: A 0.100 kg ball is launched directly into the air with an initial velocity of 25 m/s. Find the speed…
A: It is given that : Mass of the ball , m = 0.100 Kg Initial velocity of the ball , u = 25 m/s So…
Q: A 72kg hockey player skating due east at 7.8m/s collides head-on with an 83kg player skating due…
A: The objective of this question is to find the velocity of two hockey players after they collide and…
Q: When the momentum of a body is doubled, its kinetic energy ___________
A: Introduction: The momentum of a body is the product of its mass and velocity at any instant. The…
Q: A ball of velocity 5 m/s downward strikes the ground and bounced back of the same speed in opposite…
A: Solution:Let the velocity at the instance be 'v' when it strikes the ground.Then as it rebounds with…
Q: The SI unit of momentum is kg O kg · m O none of the given answers is correct O kg
A: Momentum is the multiplication of mass and velocity.
Q: A freight car weighing 20 tons and moving at a speed of 7 miles per hour on a horizontal track…
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Q: 2. A spacecraft traveling at 1200 m/s is uniformly accelerated at the rate of 150 m/s² by burning…
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Q: 4 kg 1 kg 4 m -yer When objects with a mass of 1 kg and 4 kg are released in a frictionless plane,…
A: Let's draw the FBD.
Q: If both the momentum and kinetic energy of a particle are known, it is possible to determine * both…
A: The relation between the kinetic energy and momentum of a particle is given as : K.E=P22mHere, K.E…
Q: Can you give a practical example of how a body can still accelerate even without changing its speed?…
A: Acceleration is the rate of change of velocity. That is a body accelerates when there is a change in…
Q: Yesterday you saw in the news that the Giant Asian Murder Hornet has migrated to North America. You…
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Q: A car possesses some momentum. What would be the car's new momentum if both its velocity was doubled…
A: The formula to find momentum is P=mvm is the mass and v is the velocity
Q: Two balls are 8m apart and moving directly towards each other. if the first ball is moving at a…
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Q: A ball is kicked from a location (9, 0, -7) (on the ground) with initial velocity (-10, 19, -3) m/s.…
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Q: If a rocket with an initial velocity of 600 m/s Accelerates at 20 m/s2 for one minute, what will…
A: An initial velocity of the rocket,Acceleration of the rocket,Time taken
Q: Determine the initial velocity of the electron given that its speed is two-third of its initial…
A: Given the electron moves from position A to position B. Its velocity then changes to two-third of…
Q: A body can have energy without momentum. a) True b) False
A: For a system having internal energy greater than zero, momentum wouldn't be there.
Q: A freight train rolls along a track with considerable momentum. If it rolls at the same speed but…
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Q: Based on the momentum data in the table below, Identify what kind of motion each object is…
A: Momentum is the product of mass and velocity. In Newtonian Mechanics, momentum is a vector quantity…
Q: How do I solve this? How do I determine the different velocities if I don't know what kinds of…
A: In the following figure there are two balls hit each other. One collision in 1D collision and…
Q: A snowball is thrown with a speed of 42.0 km/h, giving it momentum with a magnitude of 2.00 Ns. The…
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Q: If your automobile runs out of fuel while you are driving the engine stops but you do not come to an…
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Q: A military aircraft that has a mass of 1.21 x 103 kg accelerates at 316 m/s for 15 seconds from an…
A: Mass of aircraft = 1.21×103 kg Acceleration of aircraft = 316m/s2 Initial speed = 2784m/s
Q: You step onto a hot beach with your bare feet. A nerve impulse, generated in your foot, travels…
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Q: 9. Mass A (10 kg) is travelling west at 8 m/s and collides with Mass B (30 kg) which is travelling…
A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…
Q: 15-kg object initially at rest is raised to a height of 8 m by a force of 200 N. What is the…
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Q: Which has more momentum? A car of mass 900 kg traveling at 30 m/s A railroad car of mass 20000 kg…
A: Given Which has more momentum, as following below.
Q: You (50kg) are running westward at a speed of 15m/s has a head-on collision with your crush (75kg)…
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Q: If your momentum is zero, is your kinetic energy necessarily zero also?
A: The momentum is defined as the product of mass and velocity. Since mass cannot be zero, velocity…
Q: Large birds like pheasants often walk short distances. Small birds like chickadees never walk. They…
A: The maximum walking speed is limited by the size of the legs of the animals. the maximum walking…
Q: a 3kg red car travelling to the right at 5 m/s strikes a stationary 2kg blue car, locking the two of…
A: Given data: The mass of the red car is, m1= 3 kg The initial velocity of the red car is, u1=5 m/s…
Q: d. A person w:
A: According to Newton's second law the acceleration of an object is directly related to the net force…
Q: As seen in the figure, the 1st mass, whose friction is at the top of an inclined plane, is released.…
A: This problem involves two masses. One moving upward the other down we can say the initial velocity…
Q: A body of mass 15 kg moving with velocity of 2 m/s is acted upon by a force of 75 N for two seconds.…
A: Mass (m) = 15 kg initial velocity (u) = 2 m/s Applied force (F) = 75 N Time (t) = 2 seconds
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