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Tectonic movements of earth is due to?

if a nail is placed at 4m from ground on a 10m tree.after 10years it height becomes 20m.where will be the nail at this time?

graph for xexp(-x)

decimal number 99 is stored in digital system as......

Plate tectonic movements in earth are due to.........

a)earths gravity
b)moons gravity
c)sunlight
d)radioactivity of earth

Litosphere
Temperature gradient

Litosphere

how will the graph of x*exp(-x) look like.

In the formula for the rate of a chemical reaction what is the dimension of 'k'
The answer is 1/sec.

1. the value of the closed contour sinz/z^2?

period of sin2x

What is gray code for 1001?

logic diagram of mod-8 counter????

Which one of the following gases is responsible for ozone layer depletion?

a) Nitrogen dioxide
b) Carbon dioxide
c) Chlorine

if a nail is placed at 4m from ground on a 10m ~bark of~ tree.after 10years it height becomes 20m.where will be the nail at this time?
a)6m

the grey code of 1001 is 1101

Paper 2 question:
what is the kinetic energy of a system given below?
a circular disc rolling to and fro inside a semi circular path?

please complete this question

How does a computer store the decimal 99?
Write down the semiempirical mass formula.

Evaluate ∫dθ ∕ a+bcosθ

Give the possible terms for Helium atom in 1s state. b) in 2s 2p
state

* nail on the tree problem*

how the answer become 6

i think there is no vertical growth

plz comment