SITUATION IX: A projectile is fired with a velocity of 300 m/s at an angle of 20° with the horizontal, from building 30 m. high above a level ground. 19. Compute the total time of flight. a. 21.2 seconds b. 23.2 seconds c. 19.2 seconds d. 25.2 seconds 20. Compute its velocity as it hits the level ground. a. 200.9 m/s c. 300.9 m/s b. 100.9 m/s d. 400.9 m/s 21. Compute the horizontal distance traveled. a. 4,982.36 m b. 6,534.12 m c. 5,976.28 m d. 7,165.34 m

SITUATION IX: A projectile is fired with a velocity of 300 m/s at an angle of 20° with the horizontal, from building 30 m. high above a level ground. 19. Compute the total time of flight. a. 21.2 seconds b. 23.2 seconds c. 19.2 seconds d. 25.2 seconds 20. Compute its velocity as it hits the level ground. a. 200.9 m/s c. 300.9 m/s b. 100.9 m/s d. 400.9 m/s 21. Compute the horizontal distance traveled. a. 4,982.36 m b. 6,534.12 m c. 5,976.28 m d. 7,165.34 m

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

the catapult is used to launch a ball such that it strikes the wall of the building at the max. height of its trajectory. if it takes 1.789 secs to travel from A to B, determine the angle of release in degrees. use y=3.84ft. and x=16.68ft.
Determine the horizontal velocity (va) of a tennis ball at A so that it just clears the net at B. Also find the distance (s) where the ball strikes the ground.
The ball at A is hit with an angle of ƟA = 30 °. If the ball hits the ground at point B with coordinates x = (5) and y = (- 3): i) The speed at which the ball was hit; andii) Calculate the velocity at point B.
A ball is thrown upwards from a cliff 100m high with an initial velocity of 100m/sec at 30 degrees with the horizontal. Determine: a) the maximum height reached b) the range c) location after 9.5 seconds (reckoned from the ground) d) velocity after 10.1 seconds.
A body is thrown vertically upward with vo= 20 m/s. Find the velocity after 1.5 sec.
A 2.54m tall tennis player is 11.72m away from the net 0.90m in height. If the ball clears a height of 0.15m above the net and the player strikes the ball horizontally from his initial position, determine the velocity of the ball and the distance from the net where the ball hits the other side of the court.
Observe at P ang Q are located on the side of a hill that is inclined 32° to the horizontal, as shown. The observer at P determines the angle of elevation to a hot-air balloon to be 62°. At the same instant the observer at Q measures the angle of elevation to the balloon to be 71°. If P is 60 m down the hill from Q, find the distance from Q to the balloon.
Immediately after the bouncing golf ball leaves the floor, its components of velocity are Vx = 0.761 m/s, and Vy = 3.159 m/s. Determine the horizontal distance (meters) from the point where the ball left the floor to the point where it hits the floor again.
At what speed should the tank in Problem 5.23 be rotated in order for the center of the bottom of the tank to have zero depth of water? Ans.9.83 rad/sec
If the block reaches point C at a speed of 6m/s, what is the horizontal distance X betweenB and C? (Note: v0=4 m/s, calculate using theWork and Energy Method. The frictioncoefficient is 0.25 on all surfaces)
If the e = 45°, and the bar 0Q is rotating in the counterclockwise direction at 1.6 rad/s, which of the following is the velocity of the slider P?.
Water enters a two-armed lawn sprinkler along the vertical axis at a rate of 150 L/s, and leaves the sprinkler nozzles as 2cm diameter jets at an angle of u from the tangential direction. The length of each sprinkler arm is 0.52 m. Disregarding any frictional effects, determine (a) Angular momentum and (b) the rate of rotation n of the sprinkler in rev/min For ϴ = 60°.