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An internet shopping company is planning to use drones to deliver packages.During a test the drone is hovering at a constant height above the ground.The mass of the drone is 5·50 kg. The mass of the package is 1·25 kg. See questions below

a) Determine the upward force produced by the droneWe can simplify the problem by drawing a free body diagram. This allows us to analyse the forces involved. We are told the drone is stationary, meaning t...

JR
Answered by Joe R. Physics tutor
2828 Views

How many quotes should I learn for my essays in the exam?

It is wise to learn more than is needed. However, this doesn't mean overload your brain with quotation. If you're aiming to write three paragraphs per essay then that means you will want to include three ...

ZL
Answered by Zarina L. English tutor
5511 Views

Differentiate (with respect to x), y=2x^2+8x+5.

y= 2x^2 + 8x + 5 is a simple quadratic equation and can be easily differentiated. Consider it in different terms working from left to right: y converts to dy/dx. This just means ‘differentiate y with resp...

JD
Answered by Jack D. Maths tutor
1173 Views

Compare the views of Sources A and B about the succession problem. Compare the sources overall and in detail.

Overall, Sources A and B agree that there was competition for the Scottish throne in late 1290 between Robert the Bruce and John Balliol. The two sources both illustrate how Bishop Fraser of St Andrews wr...

LM
Answered by Louisa M. History tutor
1256 Views

You have recently taken part in a French exchange programme and upon your return, you were asked to write about your experiences for your school newspaper.

L'été dernière j'ai passé deux mois dans le sud de la France á une grande ville qui s'appelle Nice. J'ai voyagé en avion, donc le voyage était rapid, mais la personne á côté de moi était trop bruyant donc...

ER
Answered by Eilidh R. French tutor
1191 Views

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