A ball is thrown straight up with a speed of 55 m/s. How long does it take to return to its starting point? Take the g =D10 m/s^2*

Q: What quantities are needed to describe velocity? O distance, location, and speed O distance, time,…

A: velocity =(change of distance)/(time ) ,again velocity is vector quantity ,

Q: A skier skis down a long, straight hill, through a short valley, and then back up a hill on the…

A: Let the skier apply force Fapp to ski down and the back up the hill.

Q: What is the height of table top?

A: GivenInitial horizontal velocity ux = 1.20 m/sInitial vertical velocity uy = 0 m/sTime of flight t =…

Q: 4.14 PQ1 Acceleration is the rate of change of velocity with time. Is the acceleration vector always…

A: Given statement : Acceleration is the rate of change of velocity with time Let the initial velocity…

Q: A stone is flown vertically upward and returns to earth in 10 seconds. What was the initial velocity…

A:

Q: Exercise No.4 Lecture .A fruck's speedincreases uniformly from 36 Km to 108Km in 20 S. Find hr a)…

A: This question is based on motion in one dimension.

Q: Find the time to cover distance 220 km with car moving with speed 25 km/hr

A: Given data : Speed=S Distance=d   To find : Time

Q: Speed A boat heads directly across a river 260 m wide. It takes it 490 seconds to cross, but it ends…

A: The width of the river is 260m. Time taken is 490s Distance travelled downstream is, 120m. Thus the…

Q: If a gannet hits the water at 32 m/s , what height did it dive from? Assume that the gannet was…

A: Using kinematic expression v2-u2=2ass=v2-u22a

Q: 2. A RUNNER START FROM REST ACCELLERATES AT 1 m/s2. CALCULATE ITS VELOCITY AFTER 5 SECONDS.

A:

Q: A ball was shot straight up from the ground. What must its initial velocity have been if it returned…

A:

Q: Please view the picture to be able to answer the question: Question: What is the magnitide of…

A: Average velocity = displacement/time

Q: Two cars A and B race each other. The Car A ran for 2 minute at a speed of 7.5 km/h, slept for 56…

A:

Q: Which motion that you can model as a point object and for what reasons?•    A semi moving on a…

A: An object is considered as a point object whose dimensions (size) is very small compared to it's…

Q: A car is at rest at a stop light.  When the light turns green, the car accelerates from rest to a…

A: Given: Initial speed u = 0 m/s. Final speed v = 32.27 mi/hr = 14.42 m/s. Time taken to achieve the…

Q: what is its speed at the second checkpoint?

A: Given data: The distance between two checkpoints is: S=35.17 m The car's speed at the first…

Q: A river has a steady speed of 0.300 m/s. A student swims upstream a distance of 1.00 km and swims…

A:

Q: A hammer is dropped from the roof and takes 3.00 s to reach the ground. A wrench is also thrown…

A: Given: time taken by hammer to reach ground t1 = 3.0s time taken by wrench to reach ground t2 = 2.0s

Q: Find the speed of a baseball that crosses from front to back of home plate, a distance of 0.3 m in…

A: Detailed solution of this question is given in below steps.

Q: A deer is running along the horizontal direction with a constant velocity of 24.1 m/s. The moment…

A: As per the given data, Velocity of the deer (vd) = 24.1 m/s; Initial velocity of the tiger (u) = 8.7…

Q: A baseball is hit almost straight up into the air with a speed of 24 m/sm/s .

A: Write the given values of the problem u=24 msv=0

Q: What would the FBDS look like for a car speeding up, slowing down, and moving at a constant speed?…

A: Given : what is FBD for this car ?(speeding up, slowing down , constant speed )

Q: How would I solve D? Can you show steps?

A: Given,

Q: A stone was dropped off a cliff and hit the ground with a speed of 120 ft/s. What is the height of…

A: The velocity of an object is a freefall after traveling a height 'h' is given by: v=2gh this is all…

Q: A body moving in a straight line. The following equation determines its location (3-x=2+t(t),…

A:

Q: A laptop is projected horizontally from the rooftop of a condominium 138 m high. The laptop hits the…

A:

Q: TOPIC: Constant Velocity and Acceleration. A plane starts from rest and accelerates in a straight…

A: Given: The itnial velocity of the plane is 0 m/s. The distance traveled by the plane is 600 m. The…

Q: A ball is thrown upwards from point A with an initial speed of vo as shown in the figure. It takes…

A: Recall Vf=Vi-gt here Vf=0 And t=tAB+tBD

Q: student practicing for a track meet ran 300 m in 20 s what was her average speed

A: Given data Total distance travelled by the student is △x=300 m Total time taken is ∆t=20 s Find the…

Q: Help me please with F-G ONLY .The value of S for part f is 0.25m/s2. PLEASE AND THANK YOU!!!

A: Here given the table of simple pendulum date. Here S= 0.25 m/s². We have to find the value g. Again…

Q: Solve step by step in digital format Solve by the analytical method and graphical method A…

A:

Q: Mr. M turns while riding his bike. His initial velocity was 6.4m/s [E30.0S]. His final velocity was…

A: 1. According to the given question, When Mr. M riding his bike, his initial velocity is Vi = 6.4…

Q: what is the speed of car 2?

A: Triangle Law of vectors. If two vectors can be represented both in magnitude and direction by the…

Q: A steel ball weighing 2 lb is dropped from a height of 3000 ft with no velocity. As it falls, the…

A:

Q: a girl delivering newspaper cover her route by traveling 3.25 blocks west, 3.00 blocks north and…

A: a) The diagram for the distance covered by the girl is as follows:

Q: A cellular phone falls from a armchair 0.5 m above the ground. 9. How fast is the cellular phone…

A: Initial velocity of cellular phone (u) = 0 m/s Height of arm chair from which the phone falls (h) =…

Q: An object moves in a straight line in one dimension as show below. What can be concluded about the…

A: Given data: Position - time graph

Q: A deer is running along the horizontal direction with a constant velocity of 14 m/s. The moment the…

A: Velocity of deer, v = 14 m/s time, t = 15 s  initial velocity of tiger, u = 4.5 m/s

Q: Find the speed of the ball (in m/s) right before it hits the floor at point B

A: Before hitting at B Vx = 1.554 m/s  Vy2 = uy2+2gh  Vy2 = 0 + 2×9.81×1.3 = 25.51  Vy = 5.05 m/s

Q: James kicked a ball off the ground James kicked a ball off the ground into the air. The function…

A: The height/vertical displacement is given h(x)=-16x2+40x ,where x is the time . hen the ball hits…

Q: A ball is dropped from the roof of a tall building and students in a physics class are asked to…

A: Initially when the ball is dropped, the velocity will be zero and at the final position when the…

Q: Find the value of speed of car Distance 34.33 km Time=1 hr

A: Given: The distance covered by car is 34.33 km. The time taken by car is 1 hr.

Q: Determine the speed of car Distance=33.66 km Time=2 hr

A: Given data:  Distance (d) = 33.66 km Time (t) = 2 hr Required: The speed (v)

Q: The parachute on a racecar, which weighs 8820 N, opens at the end of the quarter-run to stop the car…

A: 1. There are 3 forces acting on the car 2. The mass of the car is 900 kg 3. If the parachute stops…

Q: Towns A and B in the figure below are 80.0 km apart. A couple arranges to drive from town A and meet…

A: The distance between town A and lake L is AL=v1t     =(98.0)(2.35)=230.3 km Here  AL=distance…

Q: At the beginning of a basketball game, a referee tosses the ball straight up with a speed of 7.16…

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 –