A boy at O throws a ball in the air with a speed v 0 at an angle 1 If he then throws another ball at the same speed v 0 at an angle 2 1, determine the time between the throws so the balls collide in mid air at B X B

Question: A boy at O throws a ball in the air with a speed v 0 at an angle 1 . If he then throws

A boy at O throws a ball in the air with a speed v₀ at an angle θ₁. If he then throws another ball at the same speed v₀ at an angle θ₂1, determine the time between the throws so the balls collide in mid air at B. X B

X B

Step by Step Solution

★★★★★

3.29 Rating (167 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

x vo cos81t vo cos 82t 4t 8 y ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Engineering Mechanics Dynamics Questions!

Block A weighs 50 lb and the platform weighs 10 lb. If P = 100 lb, determine the normal force exerted by block A on B. Neglect the weight of the pulleys and bars of the triangular frame. A P O A B

Prove the following identities a) cos 5 = cos 2 sin cos + cos sin 4 b) (4 sin + 3 cos) + (3 sin 4 cos) = 25 c) tan A - tan B = sin A - sin B cos A cos B

A tennis ball is dropped from a height of 10.0 m. It rebounds off the floor and comes up to a height of only 4.00 m on its first rebound. (Ignore the small amount of time the ball is in contact with...

Rachel is on the roof of a building, h meters above ground. She throws a heavy ball into the air with a speed v, at an angle ( with respect to the horizontal. Ignore air resistance. (a) Find the...

Which of the following statements describes the displacement of an object? O The displacement of an object at a specific time, is measured by taking the location of the object at that time. O The...

lNhioh of the following statements describes the position of the object? 0 An object fell off a building. When did it land? 0 An object fell off a building. How long did it take? 0 An object is...

Answer the following 1. It is defined as the velocity of an object in the rest frame of another object. A. relative motion B. relative velocity C. instantaneous velocity D. instantaneous acceleration...

Which of the following statements describes the displacement of an object? O The displacement of an object at a specific time, is measured by taking the location of the object at that time. 0 The...

Which of the following statements describes position? The position of an object at a specific time is measured by finding the location of the object at that time. Q The position of the object always...

6. At the start of a basketball game, the roleree throws the ball vertically up ot on initial speed of 1500 /min., Neglecting air restonce. how for con the ball go above its point of release? 7. A...

The three-period binomial interest rate tree provided below gives one-period interest rates and prices of zero-coupon bonds. Starting at t = 0, you are provided with the one-period interest rate and...

Use the runs test to test for autocorrelation in the following cases. (Use the Swed-Eisenhart tables. See Appendix 10A.) Sample Numbef Number of Number of size runs Autocorrelation () 18 30 38 15 10...

There are many types of equity valuation models. They differ mainly in: Select one: A . The choice of length of horizon perlods B . The treatment of the terminal period C . The choice of what is...

What is the use of a software test plan document in testing? Is there any standard available?

If M 1 = 500 N ? m, M 2? = 600 N ? ? m, and, M 3 = 450 N ? m, determine the magnitude and coordinate direction angles of the resultant couple moment. , M.

Determine the required magnitude of couple moments M 1 , M 2 , and M 3 so that the resultant couple moment is M R = {?300i + 450j ? 600k} N ? m. M, M: 30

If F = 80 N, determine the magnitude and coordinate direction angles of the couple moment. The pipe assembly lies in the x?y plane. 300 mm 200 mm 300 mm 200 mm

Qno1. a) The cash transactions and cash balances of XYZ, Inc., for December were as follows: 1. The ledger account for Cash showed a balance at December 31 of $114,800. 2. The December bank statement...

Based on the following.calculate Cost of Goods Sold. (You must show and label your work for credit.) Advertising Expense Cost of Goods Manufactured Finished Goods Inventory, 1/1/2019 Finished Goods...

2. Which of the following is least likely to be a reason why a long-term construction contract would qualify for revenue recognition over time? A. The customer consumes the benefit of the seller's...