### Velocity of projectile at its highest point

A ball is thrown 50 miles/hour at an angle of 60 degrees with respect to the horizontal. What is its velocity at its highest point?

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A ball is thrown 50 miles/hour at an angle of 60 degrees with respect to the horizontal. What is its velocity at its highest point?

In a local bar, a customer slides an empty beer mug down the counter for a refill. The bartender is momentarily distracted and does not see the mug, which slides off the counter and strikes the floor at distance d from the base of the counter. The height of the counter is h. (a) With what speed did the mug leave the counter?

A ball is thrown directly downward, with an initial speed of 8.50 m/s, from a height of 31.0 m. After what time interval does the ball strike the ground?

At t = 0, one toy car is set rolling on a straight track with initial position 13.0 cm, initial velocity -3.5 cm/s, and constant acceleration 2.50 cm/(s^2). At the same moment, another toy car is set rolling on an adjacent track with initial position 10.5 cm, an initial velocity of 6.10 cm/s, and constant zero acceleration. (a)

Please see the attached file for full problem description. 1.) A basketball player runs down the court, following the path indicated by the vectors A, B, and C in Figure 3-38. The magnitudes of these three vectors are: A = 10.0 m, B = 21.0 m, and C = 7.0 m. Let the +x axis point to the right and the +y axis point to the far s

Determine the wavelength and phase speed of microwaves of frequency 2.45GHz (i) in a vacuum, (ii) in two different plasmas in which there is a uniform distribution of electrons with different number density.

A child in an airport is able to cover 348 meters in 4 minutes running at a steady speed down a moving sidewalk in the direction of the sidewalks motion. Running a the same speed in the direction opposite to the sidewalks movement, the child is able to cover 275 meters in 5 minutes. What is the child's running speed on a still s

The question ask to determine these in 3 different mediums: a vacuum and two different plasma's. The full question is attached.

1. Calculate the following. a. 100 ml of liquid A has a mass of 250 g. What is its density, in kg/L? (Note: 1 L = 1000 ml = 0.001 m3) b. Liquid B has a specific gravity of 0.98. How much does 1 L weigh, in an Earth-standard gravitational field? 2. The pipe shown above expands from an internal diameter of 3 cm to an

Two bumper cars collide head-on. Before the collision, car 1 is coming from the right at 3 m/s and has a total mass of 200 kg. Car 2 is coming from the left at 5 m/s and has a total mass of 250 kg (the driver of car 2 is a lot fatter than the driver of car 1) At the time of the collision, the bumpers lock and the cars remain

1. What max. initial velocity must a rocket have to reach a target 100 mi away? 2. At what two angles above the horizontal can a projectile be fired in order to reach a distance equal to half the maximum range?

A ball projected horizontally from a height of 50 ft. hits ground at a distance of 100 ft measured from the foot of the vertical structure. Find the velocity of projection.

A ball thrown into the air from the ground reaches a maximum height of 50ft and travels 200ft horizontally before it drops again to the ground. Find the magnitude and direction of the velocity with which it was thrown.

A football is thrown with a velocity of 10 m/s at an angle of 30° above the horizontal. (a) What will the time of flight be? (b) How far away should its intended receiver be?

A toy rifle is fired at an angle of 60° above the horizontal. (a) If the pellet's initial velocity is 40ft/s, how far does it go? (b) What is the time of flight?

An airplane is in level at a velocity of 300 mi/h and an altitude of 5000 ft when it drops a bomb. (a) How long does the bomb take to reach the ground? (b) What will the bomb's velocity be on impact?

Please see the attached file.

A ball has an initial velocity of 20ft/s and ground speed at the rate of 6.0ft/s² a. What is the velocity at the end of the 5th second? b. What is the distance traveled during the 5th second?

A) A projectile is fired straight up at a speed of v0 at a latitude of (alpha) degrees. Show that in the time the projectile is airborne, it is deflected a distance of 4 v0*3 cos(alpha)/3 g^2 to the west. c) Show that for objects confined to land or for objects in which their net vertical acceleration is small in the inertia

A wind with velocity of 60kph blows in the direction of 42 degrees North of East. Determine its horizontal and vertical components, with graph solution.

Block B in the linkage shown has a velocity of 10 ft/s to the left. Determine the velocity A. (See the attached question file)

Please solve only the circled problems : Questions 3, 10, 12, 15, Exercises 1, 8, 10, Problem 4 (please see the attachment).

4.) A car has an average speed of 80.0 km/h for one hour, then an average speed of 90.0 km/h for two hours during a three-hour trip What was the average speed for the three-hour trip? 5.) What is the acceleration of a car that moves from a speed of 5.0 m/s to a speed of 15m/s during a time of 6.0 s? 10.) An archer shoots a

Dear OTA, Please help me in solving out the attached problem. Thanks

Please see the attached file and solve number 7 only.

Hi, I need assistance on this one problem. I need all work shown to understand. The distance between windowsills I am confused about. See attachment for diagram: Please apply the techniques used in Lab 3 (particularly the ticker tape) to the following photo: Distance between windowsills is 3.15 meters. Three photographs

A uniform magnetic field of magnitude B=1.2 teslas is directed toward the bottom of the page in the -y direction. At time t=0, a proton p in the field is moving in the plane of the page with a speed v=4 x 10^7 meters per second in a direction 30 degrees above the +x axis. a.) Calculate the magnetic force on the proton at t=0

Run a simulation. You will use the data from the "Time" and "Position" measurement tables to fill in the data table below at the indicated times. Then graph the data on the graph paper provided (Lab Answer Sheet) in order to construct a d-t or x-t graph. Calculate the average velocity, vavg, for the whole trip. Calculate the ins

One of the 63.5-cm-long strings of an ordinary guitar is tuned to produce the note B_3 (frequency 245 Hz when vibrating in its fundamental mode. a). Find the speed of transverse waves on this string. b). If the tension in this string is increased by 1.0%, what will be the new fundamental frequency of the string? Express y

A guitar string is vibrating in its fundamental mode, with nodes at each end. The length of the segment of the string that is free to vibrate is 0.380 m. The maximum transverse acceleration of a point at the middle of the segment is 8800 m/s^2 and the maximum transverse velocity is 3.50 m/s. a) What is the amplitude of this s