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If there is a parallel circuit with three branches, each branch with 3 equal LEDs (and a resistor with negligible current flow), and 100mA going through each LED, what is the current flowing from the source?

Current splits up in a parallel circuit inversely proportional to the resistance of each branch; i.e. a branch with very low resistance will get the most current whereas a branch with a comparatively high...

CM
Answered by Carla M. Electronics tutor
1198 Views

How would you recommend structuring a high-level response to a question?

The kind of response you provide always depends on the number of marks that are available to you and the type of question that you are being asked. Questions that invite you to debate or assess a statemen...

CI
Answered by Chloe I. History tutor
3074 Views

Explain how a fall in interest rates can affect total spending in the economy.

A fall in interest rate will affect consumption, investment and exports-imports.Firstly as interest rates fall, it becomes cheaper to borrow money and it becomes less profittable to save money, therefore ...

MC
Answered by Maria C. Economics tutor
1643 Views

What are some of the causes of unipolar depression?

In terms of biological causes of depression, family studies are used with the idea that depression runs in the family and you are more likely to develop it if a close relative has it. Gerson found that if...

FS
Answered by Faye S. Psychology tutor
1977 Views

In humans, cystic fibrosis is caused by a recessive allele, f. A man and a woman are both heterozygous for the cystic fibrosis allele. What is the probability that they will produce a girl who has cystic fibrosis?

The genotype for someone heterozygous for the cystic fibrosis allele would be Ff. Thus the father’s genotype (including sex chromosomes) would be FfXY and the mother’s wo...

YM
Answered by Yasmin M. Biology tutor
5799 Views

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