B: charge
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A student measures the current and the potential difference for a resistor in a circuit. current = (50.00 ± 0.01) mA …
What could not be a measurement of a physical quantity?
A computer memory stick is labelled as having a storage capacity of 128 GB. The letter B stands for byte, which is a …
Two horizontal parallel plate conductors are separated by a distance of 5.0 mm in air. The lower plate is earthed and…
The electric current in a wire may be calculated using the equation I = Anvq. Which statement is not correct?
A wire of cross-sectional area 5.0 × 10⁻⁶ m² is made of a metal of resistivity 50 × 10⁻⁸ Ω m. The potential differenc…