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How do I do uncertainties properly?

All uncertainties show you is the range your answer will fall in. First off, when you do the experiment, any analogue scales will have an uncertainty of half their lowest unit and digital scales will be thei...
OP
Answered by Oliver P. • Physics tutor
2708 Views

A man travels 360m along a straight road. He walks for the first 120m at 1.5ms-1, runs the next 180m at 4.5ms-1, and then walks the final 60m at 1.5ms-1. A women travels the same route, in the same time. At what time does the man overtake the women?

In order to answer this question we will break it down into several pieces. Firstly, using physical arguments, can we narrow down which interval the man must overtake the women? After some thought, it must b...
JG
Answered by James G. • Maths tutor
8247 Views

Under what conditions can a firm sell the same product at different prices?

Firms practice price discrimination when firms sell the same product at different prices. Price discrimination involves charging higher prices to less price sensitive consumer and lower prices to more price ...
MA
22955 Views

Describe the difference between Type 1 and Type 2 Diabetes Mellitus.

The pancreas contains beta cells of the Islet of Langerhans which produces a hormone called insulin. Insulin is responsible for lowering the concentration of glucose in the blood. In type 1 diabetes, not eno...
SM
4199 Views

Solve $\color{orange}{a}x^2 - \color{blue}{b}x + \color{green}{c} = 0$

Generally, quadratic equation of the form $\color{orange}{a}x^2 - \color{blue}{b}x + \color{green}{c} = 0$ where $\color{orange}{a} \neq 0$ can be solve by evaluating $$\color{brown}{\Delta} = \color{blue}{b...
MC
Answered by Maciej C. • Maths tutor
4313 Views