Question 6 Flag question Marked out of 12.00 Not yet answered A rock is thrown with...
Question 16 Not yet answered Points out of soo Flag question Trajectory: A boy is on a cliff 19.3 meters above the ocean. The boy throws a rock at2 at an angle 18.20 above the horizontal out to sea. How long is the rock in the ai in before it hits the water? Select one a. 0.70 b. 2.81 c.5.06 d 5.26
Question 1 Not yet answered Marked out of 0.50 p Flag question The velocity for a free falling stone when it just strikes the ground after 2 seconds? Select one: 19.6 None of the answers is correct zero Initial velocity Question 2 Not yet answered p Flag question Marked out of 1.00 The acceleration for a projectile at the maximum height is greater than the acceleration when it strikes the ground? Select one: True False
Question 5 Not yet answered Marked out of 12.00 P Flag question Evaluate the following integral cos(3x) y = 502 dx 4. r Select one: O a. y=-1 O b.y= -3 O c.y = 3 4 O d. y = 7 12
An arrow is shot from a height of 1.4 m toward a cliff of height H. It is shot with a velocity of 32 m/s at an angle of 60° above the horizontal. It lands on the top edge of the cliff 3.8 s later. (a) What is the height of the cliff (in m)? (b) What is the maximum height (in m) reached by the arrow along its trajectory? (c) What is the arrow's impact speed (in m/s) just...
. 20 zain JO Zain Jo Not yet answered Marked out of 1.00 P Flag question A circular tank (diameter = 1.5 m) holds water with height of water in it is h=5.5 m, what is the resulting hydrostatic force (kN) on the bottom surface? Recall that force = PA. Water density = 1000 kg/m. V Select one: a. F=60.67 kN. b. F=112.68 kN. c. F=134.92 kN. d. F=95.35 kN. e. F=78.01 kN. Question 8 Not yet answered Marked out...
27. A rock is thrown with a velocity of 10 m/s from the edge of a cliff that is a height of 40 m above level ground. Neglect air resistance. In order for the rock to travel a maximum horizontal distance from the cliff before hitting the ground, what angle should the rock be thrown?
An arrow is shot from a height of 1.4 m toward a cliff of height H. It is shot with a velocity of 31 m/s at an angle of 60° above the horizontal. It lands on the top edge of the cliff 3.4 s later (a) What is the height of the cliff (in m)? (b) What is the maximum height (in m) reached by the arrow along its trajectory? rmi (c) What is the arrow's impact speed (in m/s)...
An arrow is shot from a height of 1.55 m toward a cliff of height H. It is shot with a velocity of 31 m/s at an angle of 60º above the horizontal. It lands on the top edge of the cliff 3.69 s later. (a) What is the height of the cliff? (b) What is the maximum height reached by the arrow along its trajectory? (c) What is the arrow’s impact speed just before hitting the cliff? For part...
Q2. An arrow is shot from a height of 1.5 m toward a cliff of height H. It is shot with a velocity of 30 m/s at an angle of 65 degrees above the horizontal. It lands on the top edge of the cliff 4.0 s later. (a) What is the height of the cliff? (b) What is the maximum height reached by the arrow along its trajectory? (c) What is the arrow’s impact speed just before hitting the cliff?...
Question 1 Not yet answered Marked out of 1.00 Flag question Solve the following pair of simultaneous equations. -3.- 5y = -13, 5x + 4y = 26. Give your answers exactly, as integers or single fractions. The solution is: x = y= Question 2 Not yet answered Marked out of 1.00 Flag question Suppose that the number of atoms of a particular isotope at time t (in hours) is given by the exponential decay function f(t) = -0.578. By what...