Definition of Machine and Simple Machine An arrangement by which work can be done conveniently on a load or against […]
Tag: SS2 ONLINE STUDY
In a closed system of colliding bodies, the total momentum after the collision is equal to the total momentum before […]
The influence of unbalanced forces and the laws governing the motion are discussed in this topic. Newton Laws of motion […]
WIND INSTRUMENTS Clarinets, flute, saxophone, trumpet are examples of wind musical instruments. A musical note originates from a source vibrating in […]
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Sound wave
The Compound Microscope The Astronomical Telescope The Human Eye THE COMPOUND MICROSCOPE The compound microscope produces a greater magnification than […]
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Determination of refractive Index
The Compound Microscope The Astronomical Telescope The Human Eye THE COMPOUND MICROSCOPE The compound microscope produces a greater magnification than […]
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Optical Instruments
The Compound Microscope The Astronomical Telescope The Human Eye THE COMPOUND MICROSCOPE The compound microscope produces a greater magnification than […]
LENSES Lenses are used as magnifying glasses. They are also used in microscopes, telescopes, cameras and projectors. The human eye […]
Pests of crops can be prevented or controlled through the following methods: (1) Physical control; (2) Cultural Control (3) Biological […]
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Meaning of crop pest
A pest can be described as any organism capable of causing damage to crop plant. Types of Crop Pest. Important […]