1
MHT CET 2026 16th April Evening Shift
MCQ (Single Correct Answer)
+1
-0
A body of mass 1kg begins to move under the action of a time dependent force $\vec{F} = (t\hat{i} + 3t^2\hat{j})\ \text{N}$ where $\hat{i}$ and $\hat{j}$ are the unit vectors along x and y axis. The power developed by the above force at time $t = 2\ \text{s}$ will be (in watt)
A
$100$
B
$50$
C
$25$
D
$5$
2
MHT CET 2026 16th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
A block of mass 'm' moving on a frictionless horizontal surface collides with a spring of spring constant 'K' and compresses it through a distance 'x'. The maximum momentum of the block after collision is
A
zero
B
$\sqrt{\text{km}}\ x$
C
$\text{mx}^2/\text{K}$
D
$\text{Kx}^2/2\text{m}$
3
MHT CET 2025 25th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

A constant force $\vec{F}=3 \hat{i}-2 \hat{j}-\hat{k}$ newton has a displacement $\vec{r}=2 \hat{i}-3 \hat{j}-3 \hat{k}$ metre in 2 second. The work done and the power are respectively

A
20 joule, 10 watt
B
15 joule, 7.5 watt
C
13 joule, 6.5 watt
D
10 joule, 5 watt
4
MHT CET 2025 23rd April Evening Shift
MCQ (Single Correct Answer)
+1
-0

A particle is displaced from point $\mathrm{P}(3 \mathrm{~m}, 4 \mathrm{~m}, 5 \mathrm{~m})$ to a point $\mathrm{Q}(2 \mathrm{~m}, 3 \mathrm{~m}, 4 \mathrm{~m})$ under a constant force $\overrightarrow{\mathrm{F}}=(3 \hat{\mathrm{i}}+4 \hat{\mathrm{j}}+5 \hat{\mathrm{k}}) \mathrm{N}$. The work done by the force in this process is

A
+10 J
B
+4 J
C
-8 J
D
-12 J

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