$Assertion$: $A$ body with constant acceleration always moves along a straight line.
$Reason$: $A$ body with constant acceleration may not speed up.
$Reason$: $A$ body with constant acceleration may not speed up.
- AIf both $Assertion$ and $Reason$ are correct and the $Reason$ is a correct explanation of the $Assertion$.
- BIf both $Assertion$ and $Reason$ are correct but $Reason$ is not a correct explanation of the $Assertion$.
- CIf the $Assertion$ is correct but $Reason$ is incorrect.
- DIf the $Assertion$ is incorrect but the $Reason$ is correct.
Explore More
Similar Questions
If a car covers $2/5^{th}$ of the total distance with speed $v_1$ and $3/5^{th}$ of the total distance with speed $v_2$,then the average speed is:
Medium
View SolutionTwo stones are thrown up simultaneously from the edge of a cliff $240 \ m$ high with initial speeds of $10 \ m/s$ and $40 \ m/s$ respectively. Which of the following graphs best represents the time variation of the relative position of the second stone with respect to the first? (Assume stones do not rebound after hitting the ground and neglect air resistance,take $g = 10 \ m/s^2$)
$A$ man moves in an open field such that after moving $10 \, m$ on a straight line,he makes a sharp turn of $60^{\circ}$ to his left. The total displacement just at the start of the $8^{\text{th}}$ turn is equal to ........ $m$.
Medium
View SolutionFor the velocity-time graph shown in the figure,in a time interval from $t=0$ to $t=6\,s$,match the following columns.
Column $I$ Column $II$ $(A)$ Change in velocity $(p)$ $-5/3\,SI \text{ unit}$ $(B)$ Average acceleration $(q)$ $-20\,SI \text{ unit}$ $(C)$ Total displacement $(r)$ $-10\,SI \text{ unit}$ $(D)$ Acceleration at $t=3\,s$ $(s)$ $-5\,SI \text{ unit}$
| Column $I$ | Column $II$ |
|---|---|
| $(A)$ Change in velocity | $(p)$ $-5/3\,SI \text{ unit}$ |
| $(B)$ Average acceleration | $(q)$ $-20\,SI \text{ unit}$ |
| $(C)$ Total displacement | $(r)$ $-10\,SI \text{ unit}$ |
| $(D)$ Acceleration at $t=3\,s$ | $(s)$ $-5\,SI \text{ unit}$ |
Medium
View SolutionThe $v-t$ graph of an object of mass $1\,\text{kg}$ is shown. Which of the following statements is correct?
Medium
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo