Question

The writer is Uncertain that

i) How will India’s huge population respond to the COVID-19 vaccine.

ii) How will India’s malnourished population respond to the COVID-19 vaccine.

iii) How effective will these vaccines be in breaking the transference of the disease

iv) How many doses will be needed to acquire immunity.

Here, the correct options are-

a) (i) ii) (iii)

b) (ii)(iii)(iv)

c) (iii) (iv) (i)

d) (i) (iii)​

Answer 1

Answer:

If the density of an object is more than the density of a liquid, then it sinks in the liquid. On the other hand, if the density of an object is less than the density of a liquid, then it floats on the surface of the liquid. 

Density = VolumeMass = 2050 =2.5 g/cm3

Hence, The object will sink.