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QUESTION 4 (PROJECTILE MOTION) 4.1 During a firecrackers display, a casing is shot into the air with an initial speed of
Posted: Wed May 25, 2022 6:14 am
by answerhappygod
- Question 4 Projectile Motion 4 1 During A Firecrackers Display A Casing Is Shot Into The Air With An Initial Speed Of 1 (356.06 KiB) Viewed 14 times
QUESTION 4 (PROJECTILE MOTION) 4.1 During a firecrackers display, a casing is shot into the air with an initial speed of 70 m.s¹ at an angle of 75° above the horizontal, as shown in the Figure below. The fuse is timed to ignite the casing just as it reaches its highest point above the ground. 4.1.1 Calculate the height at which the casing explodes. (2) (2) 4.1.2 How much time passes between the launch of the casing and the explosion? 4.1.3 What is the horizontal displacement of the shell when it explodes? 4.1.4 What is the total displacement from the point of launch to the highest point? (2) (2)