1
MHT CET 2020 19th October Evening Shift
MCQ (Single Correct Answer)
+1
-0

A body is moving along a circular track of radius 100 m with velocity $20 \mathrm{~m} / \mathrm{s}$. Its tangential acceleration is $3 \mathrm{~m} / \mathrm{s}^2$, then its resultant acceleration will be

A
$5 \mathrm{~m} / \mathrm{s}^2$
B
$4 \mathrm{~m} / \mathrm{s}^2$
C
$2 \mathrm{~m} / \mathrm{s}^2$
D
$3 \mathrm{~m} / \mathrm{s}^2$
2
MHT CET 2020 19th October Evening Shift
MCQ (Single Correct Answer)
+1
-0

A body of mass 64 g is made to oscillate turn by turn on two different springs $A$ and $B$. Spring $A$ and $B$ has force constant $4 \frac{\mathrm{~N}}{\mathrm{~m}}$ and $16 \frac{\mathrm{~N}}{\mathrm{~m}}$ respectively. If $T_1$ and $T_2$ are period of oscillations of springs $A$ and $B$ respectively, then $\frac{T_1+T_2}{T_1-T_2}$ will be

A
$1: 2$
B
$1: 3$
C
$3: 1$
D
$2: 1$
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