Question
The final image in a simple microscope is
–Solution
A basic microscope is made up of two converging lenses. The first lens creates a real image which serves as the object for the second lens, and the image created by the second lens is the one a viewer sees. The final image is magnified, virtual and is inverted compared to the original object.
Addition of ethylene dibromide to petrol
What is the process of changing a substance directly from solid to gas called ?
A nucleus X of mass number 238 undergoes 3 α-decays and 2 β⁻-decays successively. The mass number and atomic number of the resulting nucleus Y are:...
A fluid flows through a horizontal pipe. The pressure drops by 2000 Pa and speed increases from 2 m/s to 4 m/s. Find density.
What is the smallest unit of the kidney called?
Which period and group in the long form of periodic table contain maximum number of elements?
Galvanisation is the process of depositing a layer of ________ on iron.
You will see that the atomic radius decreases in moving from left to right along a period in the Periodic Table. The reason for this is-
Which planet is known as the Red Planet?
Which muscle type is involuntary and found in internal organs?
