Physics Force & Motion NUMS 2023
PMDC Verified Question 51 of 137
The slope of a displacement-time graph is equal to:
A
Velocity
B
Displacement
C
Acceleration
D
Distance
Tap any option to test your recall and reveal the step-by-step Propolis autopsy.

Propolis Cognitive Error Autopsy

Official Correct Choice:
Option A: Velocity
Concept:

The mathematical gradient represents the rate of change.

Formula:

$$ \text{Slope} = \frac{\Delta y}{\Delta x} = \frac{\Delta \vec{d}}{\Delta t} $$

Solution:

  • The rate of change of displacement with respect to time is the direct physical definition of velocity.


Why other options are incorrect:

Acceleration is the slope of velocity-time. Distance is the magnitude of a purely scalar path length. Displacement is read directly from the y-axis itself.

Quality & Fidelity Assurance: Every question on BeambePrep is rigorously curated against the official PMDC syllabus with zero filler, zero out-of-syllabus content, and zero typos. When an authentic past paper originally contained a historical mistake or ambiguity from the examining board (such as UHS or NUMS), BeambePrep faithfully reflects the original paper while detailing the nuance and scientific consensus in the autopsy above.

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