17 Questions
What is the magnitude of the electric force F experienced by the proton P?
9.2 × 10^{-8} N
What is the direction of the electric force F experienced by the proton P?
Away from the lithium nucleus
What is the total charge Q on the dome?
2.5 × 10^{-7} C
What is the mean current I in the plastic rod during discharge?
9 × 10^{-13} A
What is the average potential difference across the plastic rod during discharge?
6000 V
Why do protons stay within the nucleus of lithium-6?
Due to the strong nuclear force
What is the primary purpose of coiling a resistance wire around a thermistor?
To warm the thermistor and study its resistance
What is the advantage of using a thermistor in this experiment?
Its resistance changes significantly with temperature
What would be the most suitable method to analyse the collected data to determine k and n?
Logarithmic graph analysis
What is the physical quantity being measured in this experiment?
Resistance
What is the underlying principle behind the experiment?
Joule's Law
What is the correct sequence of materials in increasing order of number density of charge carriers?
Insulator, semiconductor, conductor
What happens to the maximum kinetic energy of the photoelectrons when the intensity of the incident electromagnetic radiation is doubled?
It remains the same
What is the unit of the magnetic flux density B in the correct table heading?
Tesla (T)
What is the time period of the electrical signal shown in the oscilloscope trace?
8 μs
What is the force experienced by a current-carrying wire in a uniform magnetic field proportional to?
The current in the wire
What is the angle between the current and the magnetic field if the force experienced by the wire is maximum?
90°
This quiz is about the electric force experienced by a proton in the nucleus of Lithium-6. It involves calculating the magnitude of the repulsive electric force and understanding the direction of the force. It also requires explaining how protons stay within the nucleus.
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