D: 5, 50
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Which part of the graph shows the limit of proportionality for an elastic solid?
Five blocks have the same mass but different base areas. They all rest on a horizontal table. A graph is plotted to s…
The diagram shows the levels X and Y in a liquid manometer with the gas tap open. What is the pressure of the gas sup…
The potential difference (p.d.) across a 10Ω resistor is 5V. How much charge passes through the 10Ω resistor in 30 se…
Which changes both cause a decrease in the resistance of a copper wire?
The diagram shows a circuit. What is the reading on the ammeter when the switch is open, and the reading when it is c…