Apple, Pear, hourglass, bodybuilder, and rectangle.
Answer:
Innovation
Explanation:
refers to a concept of making new ideas of high value with great potential.Often these ideas are not known hence have a potential of developing nations.
Answer:
Explanation:
As the two whistle are played simultaneously
we know that we will hear beats in that case
so we can say
so here we will have
also we know that the shrill that we feel when both whistle are sounded
so the unknown frequency is given as
Answer:
(b) 0.7 cm
Explanation:
E = Electric field =
V = Voltage = 7000 V
d = Seperation between the plates
Electric field is given by
The approximate separation between the plates is 0.7 cm
Answer:
a = 85.3×10⁶ m/s²
Explanation:
Please see the attachment below.