Given: The 10-kg ball has a velocity of 3 m/s when it is at A, along the vertical path. 2 m 0 = 45° Find: The tension in the cord and the increase in the speed, a, of the A3 m/s ball.

Q: A 1 kg ball is fired from a cannon directly upwards in an airless chamber. Its initial speed is 10…

A: Given data: Initial velocity (v0) = 20 m/s Mass (m) = 2 kg Acceleration due to gravity (g) = 10 m/s2…

Q: For maximum range, a football should be punted at about 45° to the horizontal—somewhat less due to…

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Q: A projectile is fired at vo = 381.0 m/s at an angle of 0 = 69.6° with respect to the horizontal.…

A: Given data The initial velocity of the projectile is u0 = 381 m/s. The angle made with the…

Q: On an inclined surface with angle of 25° from the horizontal, a block slides down the incline with a…

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Q: On an inclined surface with angle of 25o from the horizontal, a block slides down the incline with a…

A: We have a block of mass say m coming down an incline of 25o with an initial velocity u=25 m/s and…

Q: A projectile is fired at ?0=394.0 m/s at an angle of ?=72.0∘, with respect to the horizontal. Assume…

A: Given data: The initial velocity is v0=394 m/s The angle is θ=72° The air friction is 33.1%

Q: A 11.8 kg block hangs by a string from the ceiling of an elevator. The elevator is moving down with…

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Q: A stone is thrown at an angle of 500 to the horizontal. If the initial velocity of the object is 50…

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Q: A car has a doll of mass 0.05 kg suspended from the roof by a light rope while the car is descending…

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Q: On an inclined surface with angle of 25 degree from the horizontal, a block slides down the incline…

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Q: Find the horizontal displacement when the rock hits the level ground below

A: Given data: Height, h=200 m Initial speed, u=25 m/s g=10 m/s2 We have to find the horizontal…

Q: A plum bob hangs from the roof of a railway coach. What angle will plum line make with vertical when…

A: When the train is accelerating at 2.3 m/s2 ,the bob experiences equal acceleration but in opposite…

Q: A ball projected with an initial velocity of 200 m /s at an angle of 60ﾟ hits a bird on a tree at…

A: At the top of the trajectory, the vertical component of the velocity of the ball will be zero. Thus,…

Q: The object is fired at a velocity of 20 m/s at an angle of 25 ° upward about the horizontal axis.…

A: In projectile motion horizontal velocity remains same at every point.  Horizontal velocity is given…

Q: football is kicked with an initial velocity of 35 m/s at an angle of 60o with the horizontal.…

A: Given data: Initial velocity of football is, u=35 m/s. Angle of projection is, θ=60∘.

Q: ojectile is fired horizontally at a speed of 9 m/s from an 90-m-high cliff. Find (a) The velocity…

A: GivenInitial speed of projectile in horizontal direction, ux=9 m/sheight of cliff, h=90 m

Q: The ball is thrown off the top of the building. If it strikes the ground at B in 3 s, determine the…

A: Given: initial velocity =vA angle of initial velocity from horizontal = θA final velocity = vB time…

Q: A projectile is launched with an initial speed of 140 f/sec from ground level at an angle of - to…

A: Hai, since there are multiple sub parts posted, we will answer the first three sub parts. (a) The…

Q: A ball is attached to a string and being swung around in a circular motion In which drection m force…

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Q: Find the maximum height reached by a rock which is launched at an angle of 30.0° with respect to the…

A: Given data as per question  angle = 300 speed at highest point  =  30m/s

Q: "When the body fall freely due to the gravitational acceleration, the horizontal velocity is called…

A: Terminal velocity is the constant velocity achieved by the body, this happens when the net force on…

Q: A ball rolls off the edge of a table top 1.0 m high and strikes the floor at a point 15m…

A:

Q: A football is kicked with an initial velocity of 35 m/s at an angle of 60o with the horizontal.…

A: The free-body diagram,

Q: A projectile is fired with an initial velocity of 320m/s at an angle of 15o with the horizontal.…

A:

Q: An eagle is flying horizontally at a speed of 2.6 m/s when the fish in her talons wiggles loose and…

A: The y-component of speed by using kinematic equation is,

Q: The acceleration due to gravity at sea level is g = 9.81 m/s2 and is decreased 0.003 ft/s2 per 1000…

A: 1 m = 3.28 ft 1 m/s2 = 3.28 ft/s2 1 mile = 5280 ft

Q: A girl rolls a ball up an incline and allows it to return to her. For the angle and ball involved,…

A: The acceleration acts downward along the inclined plane and the ball tries to move up initially. So,…

Q: An airplane used to drop water on fires is flying horizontally in a straight line at 330 Km/hr.,…

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Q: A mortar fired with initial velocity of 320ft/s and released at an angle of 60 degrees from the…

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Q: The velocity (in feet/second) of a projectile t seconds after it is launched from a height of 10…

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Q: Trying to escape his pursuers, a secret agent skis off a slope inclined at 30° below the horizontal…

A: Determine the vertical and horizontal components of velocity.

Q: A cricket ball is thrown by a fielder from a height of 3m at an angle 40 degree with the horizontal.…

A: Let us assume that the air resistance is negligible.   Initial velocity, u= 30 m/sVertical component…

Q: A baseball with mass of 0.14 kg is batted into the air. It's initial speed is 38.1 m/s directed at…

A: Using formula for the maximum height of a projectile  Hmax=u2sin2θ2g=38.1 m/s2sin226°29.8 m/s2=14.23…

Q: A 5.0-kg stone is thrown upward at 7.5 m/s at an angle of 51° above the horizontal from the upper…

A: The mass of the stone is m = 5.0 kg. The initial velocity of the stone is u = 7.5 m/s. The stone is…

Q: A projectile is fired vertically upward with an initial velocity of 150 from a point 2 m above the m…

A: We have a projectile that is fired vertically upwards with an initial velocity u=150 m/s from a…

Q: Suppose a rocket is at an elevation of 100 km and has an initial velocity of 1.00 x 10^4 m/s…

A: Initial height (h) = 100 km Initial vertical velocity (u) = 10000 ms

Q: A ball is thrown vertically upward. When it reaches its highest point (before falling back downward)…

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Q: At the peak of the path of a ball on a string moving around a circular path, when is the tension…

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Q: A baseball with a mass of 0.15 kg is batted into the air. It's initial speed is 35.8 m/s directed at…

A: Mass of baseball (m) = 0.15 kg Initial speed (u) = 35.8 msAngle (θ) = 28oTime (t) = 0.19 seconds

Q: A 3.2kg projectile is fired at an angle of 20.3 degrees. What is the magnitude of the force exerted…

A: Given data: Mass, m=3.2 kg Angle, θ=20.30

Q: A projectile is hurled to reach a vertical distance of 48 meters and horizontal distance of 510…

A:

Q: A bullet fired at an angle of 45° with a velocity of 20 m/s. What is the horizontal range of this…

A: Given that Angle of projection θ = 45° Velocity v = 20 m/s g = 9.81 m/s2

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.