Quick questions on 555 monostable timer - WJEC GCSE Electronics (8)

3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What are power-of-ten errors?

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Convert

\text{k}\Omega

to ohms and

\mu\text{F}

to farads before using

T = 1.1RC

What is q1?

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A 555 monostable has

R = 47\,\text{k}\Omega

and

C = 100\,\mu\text{F}

. Calculate the pulse duration. [3 marks]

What is q2?

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State how many output pulses a monostable produces for one trigger. [1 mark]

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