If my value is increased, the lift and drag faced by the rocket (in most cases) also increases. Who am I?

Q: rifle with a weight of 35 N fires a 4.9-g bullet with a speed of 200 m/s. (a) Find the recoil speed…

A: Given : Weight of a rifle (W) = 35 N Mass of bullet (m) = 4.9 g = 4.9 x 10-3 kg Speed of a bullet…

Q: The cart shown below moves across the table top as the block falls. What is the acceleration of the…

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Q: A 30 kg sack of rice A is dragged with a 2.5 N force for 15 seconds. Another 20 kg sac of rice B is…

A: 1. According to Newton's second, the rate of change of linear momentum of a object is directly…

Q: A rifle with a weight of 40 N fires a 5.3-g bullet with a speed of 220 m/s. (a) Find the recoll…

A: Weight of rifle = 40 N  Mass of bullet = 5.3 g = 0.0053 kg  Speed of bullet = 220 m/s

Q: What is the velocity of a 1-kg cart, initially at rest, after a head-on elastic collision with a…

A: Mass of lighter cart = m1 = 1 kg Mass of heavier cart = m2 = 2 kg Initial velocity lighter of cart =…

Q: What is the momentum of a 15-g sparrow flying with an initial speed of 12 m/s to the east? If the…

A: Momentum of an object is given by the equation p=mvm is the massv is the velocity Momentum is a…

Q: If a 5-kg bowling ball is projected upward with a velocity of 2.0 m/s, then what is the recoil…

A: According to the conservation of momentum,

Q: Perfectly Inelastic Collision BEFORE AFTER m1=1300 kg m2=1900 kg m1=1300 kg m2=1900 kg V1=24 m/s…

A: Given data:  The masses of the objects  m1 = 1300 kg and m2 = 1900 kg Initial velocities  V1 = 24…

Q: Three objects are situated along the x axis as follows: a 1.5.00-kg object is located at -2.00 m, a…

A: m1 = 1.5 kg x1 = -2 m m2 = 2 kg x2 = 1.5m m3 = 3 kg x3 = 0m

Q: An impulse of 100N s is applied to an object. If this same impulse is delivered over a longer time…

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Q: makeS a head-on elastic collision with a second ball (which is at rest) and speed equal to…

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Q: If two cars meet head on and stick together, what determines the direction of the ensuing collision?

A: When two body or system colloids head on and stick together then the collision is inelastic…

Q: Rank these automobiles based on the magnitude of their momentum before the brakes are applied, from…

A: The impulse be defined as, I=mv

Q: The center of mass only lies on the x-axis O True O False

A: center of mass :-a point where all  the mass of the body or all the masses of a system of particle…

Q: During a spacewalk, a 118 kg astronaut (including her spacesuit) is at rest and holding a 3.5 kg…

A: Consider the mass of astronaut be m1, the mass of the wrench be m2, the initial speed of the…

Q: An object of mass 3 kg, moving with an initial velocity of (5t)m/s, collides (b) with and sticks…

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Q: A 2 kg mass moving to the right makes an elastic head-on collision with a 4 kg mass moving to the…

A: Let the direction along right be positive  And the direction along left be negative M1 = 2 kg  M2 =…

Q: A 15 kg tuna fish moving horizontally to the right at 5 m/s swallows a 2 kg dalagang bukid that is…

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Q: A mother rocket which is fired from the ground last New Year’s Eve ejects two percent of its mass at…

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Q: A 10 N force is applied to a 15 kg ball to change its velocity from +12 m/s to +6 m/s. The impulse…

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Q: Calculate the recoil velocity of a 5.0-kg rifle that shoots a 0.050-kg bullet at speed of 130m/s.

A: Given data:  Mass of rifle (m1) = 5.0 kg Mass of bullet (m2) = 0.050 kg Speed of bullet (v2) = 130…

Q: An old Chrysler with mass 2400 kg is moving along a straight stretch of road at 80 km/h. It is…

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Q: In the figure, determine the character of the collision. The masses of the blocks, and the…

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Q: A rifle with a weight of 25 N fires a 4.5 g bullet with a speed of 300 m/s. (a) Find the recoil…

A: Total momentum of system remains constant. pi=pfbut,pi=0pf=mbvb+mrvr…

Q: A big fish of mass 15 kg moving to the right at 4 m/s swallows a little fish mass of 3 kg moving…

A: The mass of little fish is m = 3 kg. The mass of the big fish is M = 15 kg. The initial velocity of…

Q: If a 20,000 kg railcar collides with a second identical car at rest, the resuting speed of the two…

A: The given problem is from the topic of collisions. The principle underlying concept is the Law of…

Q: Determine the unknown velocity value. Assume that the collisions occur in an isolated system.

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Q: A 5-lb and a 10-lb ball have speeds of 10 ft/s and -14 ft/s, respectively, as they approach each…

A: Given data: Mass of ball 1 is, m1=5 lb. Mass of ball 2 is, m2=10 lb. Initial speed of ball 1 is,…

Q: The nozzle of a fire hose ejects 11 kg/s of waterat a speed of 19 m/s. Estimate the recoil forceon…

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Q: A 5-lb and a 10-lb ball have speeds of 10 ft/s and -14 ft/s, respectively, as they approach each…

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Q: What is the recoil ve loc ity of a 50-kg ice skater if she throws a 10-kg ball horizontally with a…

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Q: How can a rocket change direction when it is far out inspace and essentially in a vacuum?

A: To determine: How the rocket changes its direction when the rocket is in space and in vacuum.…

Q: thrust of 5.26 N. The mass of the engine plus fuel before liftoff is 24.9 g, which includes fuel…

A:

Q: Two ice skaters push off against one another starting from a stationary position. The 45.0-kg skater…

A: Given Mass of each skater is m1=45.0 kg and m2=60.0 kg

Q: A rifle with a weight of 40 N fires a 5.3-g bullet with a speed of 220 m/s. (a) Find the recoil…

A:

Q: The impulse will be zero when there is no net force acting on an object O True False

A: Solution: The relation between the net force and the impulse.

Q: A machine gun fires 10 bullets/s, each of mass 10g, the speed to each bullet is 20 cms, then force…

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Q: Two objects undergo an ELASTIC collision. Object 1 is traveling to the right at 5.0 m/s and has a…

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Q: A rocket is launched vertically from rest; and it burns fuel at a constant rate of 136 kg/s.…

A: Answer:-  Given  Mass of fuel burn per second (dm/dt) = 136 kg/s  Speed (V) = 5.25 × 103 m/s  We…

Q: M2 = 5 kg uk = 0.1 M1 = 10 kg %3D H = 3 m velocity of the mass 1 when it hits the floor?

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Q: Comic-strip hero Superman meets an asteroid in outer space and hurls it at 800 m/s, as fast as a…

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Q: A net force of 12 newtons acting north on an object for 4.0 seconds will produce an impulse of…

A: Given: Force, F= 12 N in north Time, t = 4 seconds