maize is a monocotyledonous seed and pea is a dicotyledonous seed why? give short and the suitable answer I will mark you as a b
1 answer:
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Answer:
(a) Ratio of mean density is 0.735
(b) Value of g on mars 0.920
(c) Escape velocity on earth is
Explanation:
We have given radius of mars and radius of earth
Mass of earth
So mass of mars
Volume of mars
So density of mars
Volume of earth
So density of earth
(A) So the ratio of mean density
(B) Value of g on mars
g is given by
(c) Escape velocity is given by
Answer:
The right answer is:
(a) 63.83 kg
(b) 0.725 m/s
Explanation:
The given query seems to be incomplete. Below is the attachment of the full question is attached.
The given values are:
T = 3 sec
k = 280 N/m
(a)
The mass of the string will be:
⇒
or,
⇒
On substituting the values, we get
⇒
⇒
⇒
(b)
The speed of the string will be:
⇒
then,
⇒
On substituting the values, we get
⇒
⇒
⇒
⇒