Examlex
For an ohmic substance, the electron drift velocity is proportional to:
Observational Study
A type of study where researchers observe subjects in their natural environment without manipulating variables.
Survey
A research method used for collecting data from a predefined group of respondents to gain information and insights on various topics of interest.
Experiment
A scientific procedure undertaken to test a hypothesis, involving manipulation of one or more variables to measure their effect on certain outcomes.
Debate
A formal discussion on a specific topic where opposing arguments are put forward by individuals or teams.
Q2: A 150-g block on the end of
Q25: A copper penny slides on a horizontal
Q32: Which graph correctly gives the magnitude of
Q33: The current in the 5.0- <span
Q48: A negatively charged rubber rod is brought
Q54: To make a galvanometer into an ammeter,
Q70: The quantity (B<sup>2</sup>/ <span class="ql-formula" data-value="\mu"><span
Q71: The magnetic properties of materials stem chiefly
Q84: An RLC circuit has a sinusoidal source
Q96: A real gas undergoes a process which