Entries by Hannah Wangui

A 10.0kg wood ball hangs from a 2.10m-long wire

Question A 10.0kg wood ball hangs from a 2.10m-long wire. The maximum tension the wire can withstand without breaking is 600N. A 0.900kg projectile traveling horizontally hits and embeds itself in the wood ball. What is the largest speed this projectile can have without causing the cable to break?   Looking for a Similar Assignment? […]

 

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magnification

Question A concave lens has a focal length of- 28cm. Find the image distance and magnification that results when an object is placed 26cm in front of the lens. (Use the proper sign convention for both quantities.) cm ✕   Looking for a Similar Assignment? Order now and Get 10% Discount! Use Coupon Code “Newclient”

 

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I need help with these questions please

Question I need help with these questions please. For number 2 I can’t seem to get the right answer. I got  style=”background-color:rgb(192,192,192);color:rgb(0,0,0);”>-0.6455 and this was not correct. Thank you. 1) A cannon fires a shell straight upward; 2.4 s after it is launched, the shell is moving upward with a speed of 17 m/s. Assuming air resistance is negligible, find […]

 

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