A pirate ship launches a cannon ball with an initial speed of 200 m/s. The ball is to strike an enemy ship that is exactly 3.0 km from the cannon. What is the minimum time-of-flight for the ball? Options 8 s 16 s 14 s 19 s 21 s 24 s

Q: A car moves from the point (6 m) i + (7 m) j  to the point (6 m) i - (6 m) j in 8 s. What is the…

A: Given data: Initial position of the car, xi=6 mi^+7 mj^ Final position of the car,  xf=6 m i^-6 m j^…

Q: A bangus (milkfish) can attain a maximum swimming speed of 6.0 m/s. What is the total time the fish…

A:

Q: 1. A stone is thrown vertically upwards with initial velocity 24 m s-1. Calculate the (i)…

A: Given data: Initial velocity of the stone is, u = 24 m/s Acceleration of stone is, a = g = 9.8 m/s2…

Q: Help!!

A:

Q: Jennie rides a yacht traveling west at a velocity of 15 m/s across a river that is flowing northwest…

A:

Q: The position of a squirrel running in a park is given by = [(0.280 m/s) t + (0.0360 m/s²) t²] î +…

A:

Q: A body is projected at an angle 30 degrees above the ground with a speed of 20 m/s. What is its…

A: Given data:  Angle (θ) = 30°, above the horizontal Initial velocity (v0) = 20 m/s Required: The…

Q: An arrow thrown with a 45° reaches a maximum height of 12 m. Find its initial velocity. 235m/s…

A: Given An arrow is thrown with a 45° Maximum Height=12m Let initial speed of  arrow is u m/s

Q: At the beginning of a basketball game, a referee tosses the ball straight up with a speed of 4.6…

A: Apply the kinematics formula,  v=u+at At maximum height final velocity is zero that is v=0 and a=-g.…

Q: A helicopter moves in such a way that its position at any time is described by the horizontal and…

A:

Q: A stone is thrown vertically downward with an initial speed of 10.0 m/s from a point 20.0 m above…

A:

Q: y= 200 m 1=x+5s y = 40 m | A rocket is launched into the air. A few moments after liftoff, the…

A: Write the given values with the suitable variables. x2=200 mx1=40 mΔt=5 s Here, x2, x1, and Δt are…

Q: +50.0 +40.0 +30.0 A +20.0 +10.0 0.5 1.0 1.5 2.0 2.5 3.0 Time (h) Position x (km)

A: The given values with suitable variables are listed below. Here, xiA denotes the initial position…

Q: A bowling ball travelling with a constant velocity hits the pins at the end of a bowling lane 16.55…

A:

Q: The speed of a bullet as it travels down the barrel of a rifle toward the opening is given by v 5…

A:

Q: An object has an initial velocity of 16 m/s in the horizontal direction and 12 m/s in the vertical…

A:

Q: A bus makes a trip according to the position-time graph shown in the drawing. What is the average…

A:

Q: A bullet shot straight up returns to its starting point in 9 s. What is the initial speed of the…

A:

Q: A rock is dropped from the top of a building. Rock starts from rest and it takes 7seconds to reach…

A:

Q: The figure shows a path of a squirrel, moving from A ( at time t=0), to point D (at 15.0 min). What…

A: From the given graph, determine the x- and y-components of the initial (A) and the final (D)…

Q: The position x of an experimental rocket moving along a long rail is measured to be x(t) = (4m/s)t +…

A: Given Data:- The position of the rocket measured is x(t) = (4m/s)t + (7m/s2)t2+ (5m/s3)t3 –…

Q: An object has an acceleration as a function of time given by (in m/s2): a = (7t2 + 2t) i + (5t3 +…

A:

Q: ball to hit  the ground

A:

Q: An object is launched at a velocity of 37 m/s in a direction making an angle of 30° upward with the…

A:

Q: An object is thrown upwards from the ground level at a speed of 58m/s. It travels upwards to the…

A: Recall Vf2=Vi2-2gh

Q: A bus makes a trip according to the position-time graph shown in the drawing. What is the average…

A:

Q: A person throws a ball upward into the air at an initial velocity of 15.0 m/s. Calculate the time t…

A: Given: The intial velocity of the object is 15 m/s. The height of the from the initial point is 8 m.

Q: A car, starting from rest, accelerates in a straight-line path at a constant rate of 7.17 m/s². How…

A: Given values: Initial velocity, u=0 m/s Acceleration, a=7.17 m/s2 Time, t=24.3 s

Q: A stone is projected vertically upward from the top of a 120-m high tower at a initial velocity of…

A:

Q: A boat on the shore wants to cross the 20 m wide river perpendicular to the current at 4 m / sec.…

A:

Q: An object travels 146 m due east when it turns around and returns to its starting position. The…

A: Displacement is defined as the difference b/w the final and initial position of the object.

Q: A stone is launched straight upward from the ground, reaches a maximum height of 30.0 m, and then…

A: The third equation of motion is  v2 =u2 + 2 a s where, v is the final velocity, u is the initial…

Q: A bowling ball traveling with constant speed hits the pins at the end of a bowling lane 16.5 m long.…

A: Given Data : The time after which the bowler hears the sound is given as T = 2.61s  The length of…

Q: An object is thrown in horizontal with an initial velocity vo= 10 m/s from the roof of a building 20…

A:

Q: Question 1 A ramp is made by leaning a track against a few textbooks. A cart is set on the track and…

A:

Q: A boat searching for underwater archaeological sites in Palawan sea moves at 4 knots and follows the…

A: Write the given values with the suitable variables. r=10θθ=2πv=4 knots=4×1852×13600 m/s=2.06 m/s…

Q: A cross-country skier moves from location A to location B to location C to location D. Each leg of…

A: The average speed of a moving object is defined as the distance travelled by the object per unit…

Q: An object is thrown in horizontal with an initial velocity vo= 10 m/s from the roof of a building 20…

A:

Q: A bullet shot straight up returns to its starting point in 10 s. What is the initial speed of the…

A: As the time of ascent is equal to the time of descent, thus, the time taken by a bullet to reach the…

Q: A particle moves so that its position (in meters) as a function of time (in seconds) is 7 = (6)i +…

A: Velocity is first derivative of position vector with respect to time and  acceleration is second…

Q: The velocity of a particle starts from the origin as v(t)=(6t2 +3)/. The acceleration of the…

A:

Q: An airplane flies horizontally at a height of h = 7840 m and with a speed of 720 km/h. A package is…

A:

Q: wake up in a strange room with no windows. This time you drop a ball from a height of 2.24 m and it…

A: We know that the second equation of the motion is given as  S = ut + 12at2 where S is the distance…

Q: Question 1 A ramp is made by leaning a track against a few textbooks. A cart is set on the track and…

A: A cart rolls down the ramp as shown in the figure. The position versus time data is given for the…

Q: A ball is thrown straight up with a speed of 20 m/s. How long does it take to return to its starting…

A:

Q: On the earth, an astronaut can safely jump to the ground from a height of 1.0 m; her velocity when…

A: Given: The height from the ground is 1.0 m.

Q: A car takes 10 seconds to cover 30 meters distance and 12 seconds to cover 42 meters distance.…

A: Given data:  At t1 = 10 s,   s1 = 30 m At t2 = 12 s,   s2 = 42 m Required: Acceleration of car (a)…

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –