A stone dropped from the top of the tower touches the ground in 4 sec. The

Sail E0 Webinar

Question

A stone dropped from the top of the tower touches the ground in 4 sec. The height of the tower is about

Options:

A . 80 m

B . 40 m

C . 20 m

D . 160 m

Answer: Option A
:
A

We have,

$h = \frac{1}{2} g t^{2} = \frac{1}{2} \times 10 \times (4)^{2} = 80 m$

Was this answer helpful ?

Next Question

Submit Solution

More Questions on This Topic :

Question 1. A particle is moving along the path given by y = c6 t6(where c is positive constant). The relation between the a....the velocity (v) of the particle at t=5 sec. Is

Question 2. A particle located at x = 0, at time t = 0 starts moving along the positive x direction with a velocity v that varies ....α √x.The displacement of the particle varies with time as

Question 3. Two bodies of different masses ma and mb are dropped from two different heights a and b. The ratio....time taken by the two to cover these distances are

Question 4. The initial velocity of a particle is u (at t=0) and the acceleration f is given by f=a t wh....

Question 5. The initial velocity of a particle is 10 m/sec and its retardation is 2 m/sec2. The distance moved by the pa....moved by the particle in 5th second of its motion is

Question 6. The velocity of a particle moving along a straight line increases according to the linear law v = v0 + kx where k is ....to k 4) data is insufficient to arrive at a conclusion.

Question 7. A particle moving in a straight line has velocity and displacement equation as V = 4 √1+S , where V in m/....m. The initial velocity of the particle in m/s is ______

Question 8. The relation between time and distance is t=αx2+βx where α and β are constants.....and distance is t=αx2+βx where α and β are constants. The retardation is

Question 9. A body starts from the origin and moves along the X-axis such that the velocity at any instant is given by (4t3−....of the particle, when it is 2 m from the origin

Question 10. A stone is dropped into water from a bridge 44.1 m above the water. Another stone is thrown vertically downward 1....simultaneously. What was the initial speed of the second stone?

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

Chapter 3.1 : Overview of Finance & Accounts Department Chapter 3 : Finance & Accounts SAIL E0 - GFM 2024

Chapter 2.1 : Overview Chapter 2 : Materials Management SAIL E0 - GFM 2024

Chapter 1.1 : Personnel Functions- An overview Chapter 1 : Personnel Management SAIL E0 - GFM 2024

GPOE / GPA Combined 1 Free CBT Mock Test SAIL E0 2024

CBT Mixed Test 1 GPOE/GPA SAIL E0 2024