1S in sight is Suppose the first one-fourth of the distance between two points is covered with an average velocity of+18 m/s. The average velocity for the remainder of the trip is +51 m/s. What is the average velocity for the entire trip? O At this instant, a car just

Q: Near the end of a marathon race, the first two runners are separated by a distance of 45.0 m. The…

A: d = 45 m velocity of first runner = 3.5 m/s velocity of second runner = 4.25 m/s a) velocity of…

Q: The world's fastest land animal, the cheetah, can accelerate at 8.15 m/s2 to a top speed of vcmax =…

A:

Q: Near the end of a marathon race, the first two runners are separated by a distance of 45.0 m. The…

A:

Q: While riding on an elevator descending with a constant speedof 3.0 m>s, you accidentally drop a…

A: Substitute

Q: A person stands at the edge of a deck that is 40.0 m above the ground and throws a rock straight up…

A:

Q: (II) A rocket rises vertically, from rest, with an acceleration of 3.2m/s2 until it runs out of fuel…

A:

Q: A automobile climbed up a hill at a consistent speed of 50 m/s before descending at a speed of…

A:

Q: During its launch phase, a rocket accelerates uniformly from rest to 160 m/s upwards in 4.0 s, then…

A: * As per guidelines,only solution of first three subparts is here*  Given  Initial speed, u = 0 m/s…

Q: rugby ball on Mars, where the acceleration due to gravity is 0.379g and air resistance is…

A: Given : ay = -0.379g = -0.379(9.8) = -3.71 m/s2 (negative because of downward motion) t = 9.25 s

Q: A ball is thrown up with an initial velocity of 15 m/s off a cliff that is 60 m high. Vi = 15 m/s h=…

A: Given data Initial vertical velocity of ball is v0y=15 m/s Initial vertical displacement of ball is…

Q: b) A particle executes a S.H.M. such that in two if its positions on the same side of the nean…

A:

Q: A hockey player is standing on his skates on a frozen pond when an opposing player, moving with a…

A: Uniform speed of opponent player (v) = 2 m/s Time taken by first player to make up his mind to catch…

Q: A parachutist bails out and freely falls 100 m. Then the parachute opens, and thereafter she…

A:

Q: Certain insects can achieve seemingly impossible accelerations while jumping. The click beetle…

A: Given:  To find: a. Assuming the beetle jumps straight up, at what speed does it leave the…

Q: From the bottom of a 25m well, a stone is thrown vertically upward with an initial velocity 30m/s.…

A:

Q: An alpha particle (the nucleus of a helium atom) travels along the inside of a straight hollow tube…

A: Length of tube (d)= 2 m Speed of the alpha particle as it enters the tube (u) = 1.0×104 msSpeed of…

Q: An object is thrown straight up with an initial velocity of 16 m/s. a) How high does it go in…

A:

Q: A stone is thrown vertically upward with an initial velocity of 49.0 m/s. (a) How long does it take…

A:

Q: f) A corvette can accelerate during high speeds at about 2.0 m/s. At this rate bow long does it take…

A:

Q: To celebrate a victory, a pitcher throws her glove straight upwardwith an initial speed of 6.5…

A:

Q: Q2. A particle moves along a straight line so that aftert (seconds), its distance from O a S = t –…

A:

Q: Q2. A particle moves along a straight line so that after t (seconds), its distance from O a fixed…

A: S = t³ - 9t  S is the distance from O.

Q: Q2. A particle moves along a straight line so that after t (seconds), its distance fromOa fixed…

A:

Q: An inquisitive physics student and mountain climber climbs a 51.0-m-high cliff that overhangs a calm…

A: Introduction: Free fall motion is the example of motion in straight line in 1-D. During free fall…

Q: A rocket blasts off and moves straight upward from the launchpad with constant acceleration. After…

A:

Q: n inquisitive physics student and mountain climber climbs a 50.0-m-high cliff that overhangs a calm…

A: Given:- The high cliff h = 50.0 m that overhangs a calm pool of water. He throws two stones…

Q: 3.2. A car moves at 50 km/h for h and then at 60 km/h for 2h. (a) How far did it go? (b) What was…

A: 3.2 Given: v1 = 50 km/h t1 = 1/2 h v2 = 60 km/h t2 = 2 h

Q: A rock is thrown straight upward with an initial velocity of 18 m/s. (a) How long does it take to…

A: Given: Initial velocity along y direction, viy=18 m/s Acceleration due to gravity, g=9.8 m/s2 A)…

Q: • A glaucous-winged gull, ascending straight upward at 5.20 m>s,drops a shell when it is 12.5 m…

A: Given Data: The initial speed of glaucous-winged gull is, u=5.20 m/s The initial position above the…

Q: A person takes a trip, driving with a constant speed of 89.5 km/h, except for a 22.0 min rest stop.…

A: Given data v=89.5 km/htrs=22 min=0.367 hrvavg=77.8 km/h

Q: A tennis ball is initially near the ground, and it's thrown vertically upward with an initial…

A: Given data Initial velocity of the ball, u=17.5 m/s

Q: A swan on a lake gets airborne by flapping its wings andrunning on top of the water. (a) If the swan…

A:

Q: O. A car is travelling along a straight rood ot 75 km/h, In an attempt to avold an accident, the…

A: Given that :Initial Velocity with which the car is travelling on a straight road u= 75 km/h

Q: From a speed of 140 km/h (38.89 m/s) a racing car decelerates uniformly at 2.95 m/s?. (a) What is…

A: Given data: Initial velocity (V0) = 38.89 m/s Acceleration (a) = -2.95 m/s2 Distance (d) = 60 m

Q: 2) Bob is driving in his car, accelerating at a rate of 3.21 m/s². After 2.65 s he is traveling at…

A: Given Data: Acceleration of Bob's car, a=3.21 m/s2 Time duration, t=2.65 s The final velocity of the…

Q: The forward motion of a SpaceX Dragon, i seconds after touchdown, is described by s(t) = 198 – ti,…

A:

Q: A hockey player is standing on his skates on a frozen pond when an opposing player, moving with a…

A: Take the initial position of the first player to be origin and the point where he catches with the…

Q: she decelerates at 3.00 m/s?. She reaches the ground with a speed of 4.00 m/s. a) How long is the…

A: Given data: The initial velocity is: u The velocity at ground is: v = 4 m/s The parachutist…

Q: Near the end of a marathon race, the first two runners are separated by a distance of 45.0 m. The…

A: GivenDistance of seperation between two runner ,d=45.0 mVelocity of front runner ,v1=3.50…

Q: Q2. A particle moves along a straight line so that aftert (seconds), its distance from O a S = t -…

A:

Q: 31? A DC-8 airplane has a takeoff velocity of 80 m/s, which it reaches 35 s after starting from…

A:

Q: (III) A fugitive tries to hop on a freight train traveling at a constant speed of 5.00 m/s Just as…

A: Given: The constant speed is 5.00 m/s.            The acceleration is 1.4 ms2.            The…

Q: An object is thrown straight upward at a constant rate of 10 m/s (a) With what velocity does it…

A:

Q: A jet plane has a takeoff speed of V= 103 m/sec and can move along the runway at an average…

A: (a) Calculate the distance needed for takeoff by using the kinematics equation. Since the jet plane…

Q: A sprinter accelerates from rest at a uniform rate of 2 m/sec" for 5 sec to reach his maximum speed.…

A: a) by , s = ut + (1/2)at2  s = 0 + (1/2)×2×52  s = 25 m  b) by, v= u + at  v = 0 + 2×5  v = 10 m/s…

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.