AP EAPCET 2024 - 21th May Morning Shift | Motion in a Straight Line Question 6 | Physics

An object projected upwards from the foot of a tower. The object crosses the top of the tower twice with an interval of 8 s and the object reaches foot after 16 s . The height of the tower is $\left(g=10 \mathrm{~ms}^{-2}\right)$

220 m

240 m

640 m

80 m

AP EAPCET 2024 - 20th May Evening Shift

MCQ (Single Correct Answer)

-0

The relation between time $t$ and displacement $x$ is $t=\alpha x^2+\beta x$, where $\alpha$ and $\beta$ are constants. If $v$ is the velocity, the retardation is

$2 \alpha v^3 \beta^2$

$2 \alpha \beta v^3$

$-2 \beta v^3$

$2 \alpha v^3$

AP EAPCET 2024 - 20th May Morning Shift

MCQ (Single Correct Answer)

-0

A body starting from rest moving with an acceleration of $\frac{5}{4} \mathrm{~ms}^{-2}$. The distance travelled by the body in the third second is

$\frac{15}{8} m$

$\frac{25}{8} m$

$\frac{25}{4} m$

$\frac{12}{7} m$

AP EAPCET 2024 - 19th May Evening Shift

MCQ (Single Correct Answer)

-0

A car travelling at 80 kmph can be stopped at a distance of 60 m by applying brakes. If the same car travels at 160 kmph and the same braking force is applied, the stopping distance is

240 m

170 m

360 m

480 m

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Questions Asked from MCQ (Single Correct Answer)

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