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People A and B are taking a lift of mass 500 kg which has constant acceleration and the force from the rope that pulls it is 7500 N. The scales where the people stand show a reading of 720 N and 500 N.

Question 1 : Find the acceleration of the lift.Implementing Newton's Second Law we have : F net =Mα lift --->T-F A -F B -Mg =...

GN
Answered by Geri N. Physics tutor
1655 Views

In a right angle triangle (where angle ABC is 90 degrees), you are given that angle /_ ACB is 14 degrees and length "AB" is 4. Find the length of "BC".

Using SOH CAH TOA, and labelling each side of the triangle, we see that we are using "TOA". We have the following: tan(14)=4/"BC". Rearranging for "BC", we get the following:...

AW
Answered by Andreas W. Maths tutor
2583 Views

How do I know when to use the subjunctive mood? - A Level question

One of the easiest ways to spot whether you might need the subjunctive is when you see the word 'que', as this usually comes after phrases which trigger the subjunctive.Of course, this word is used a lot ...

EE
Answered by Emily E. French tutor
1174 Views

Fill in the gaps with the appropriate pronoun.

Fill in the gaps with the appropriate pronoun: me / ma /de / d' / l' / l’/ une / n’/ l’ / de / mon / lui
L'asile     vieillards est à Marengo, à quatre-vingts kilomètres     Alger. Je p...

LP
Answered by Léna P. French tutor
1692 Views

The pancrease secretes protease enzymes. How do organelles within a cell work together to PRODUCE and RELEASE these protein molecules from the cell?

The nucleus contains the gene that codes for the enzyme and is where transcription happens to produce mRNA . The mRNA leaves the nucleus and attaches to a ribosome on the rough endoplasmic reticulum. The ...

JE
Answered by Jessica E. Biology tutor
13242 Views

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