Question
Among the following insect groups, which one completely
lacks chewing mouthparts, being specialized for fluid feeding?Solution
Fleas (Siphonaptera) lack chewing mouthparts and instead have piercing-sucking structures used for extracting blood from hosts. Others like beetles and bees possess modified chewing mouthparts.
Which of the following is a nonrenewable source of energy? Â
The apparent weight of a person in a lift moving downward with uniform acceleration is:Â
In a convex lens, when the object is at infinity, then the position of image is ______.
The mass and energy equivalent to 1 a.m.u. respectively are -
The diameter of a capillary is 4mm. If Reynolds's number of the tube is 1000 and the co-efficient of viscosity for water is 0.02 poise, determine the m...
In an AC circuit, voltage and current are given by V = 200 sin(ωt) and I = 10 sin(ωt + π/3). What is the average power consumed?
What is the function of a fuse in an electric circuit? Â
A transformer works on which principle?
