Answer:
The porter charges Rs 300 at this rate.
Step-by-step explanation:
We solve this question by proportions, using rule of three.
75 Rs - 4 km - 50 kg
x Rs - 10 km - 80 kg
Relationship between the variables:
As the distance, or the weight increase, the rate will increase. This means that:
The porter charges Rs 300 at this rate.
Answer:
(a)
Conservative
(b)
Not conservative
(c)
Conservative.
Step-by-step explanation:
(a)
Notice that
and
Therefore the field is conservative.
(b)
Notice that
and
but
Therefore is not conservative.
(c)
Notice that
To prove that the vector field is conservative you have to compute the curl of the vector field and you would get that.
Therefore your vector field is conservative.