Showing posts with label Expand education. Show all posts
Showing posts with label Expand education. Show all posts

ELECTRICAL POWER AND ELECTRICAL ENERGY


Expand EDUCATION The rate of doing work is called power. The rate of doing work by the electrical device is known as the electrical power of that device. P=W/T…
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Insect pest control


Expand EDUCATION Insects are harmful for crops plants. Insects attack the crops in three ways:- Chewing insect sucking insect Internal feeders Chewing insects …
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Weed controls


Weed controls
Expand EDUCATION Weeds are unwanted plants in crops field. It is competitor for crops plant. It have faster growth than crop plants. It use the minerals and wa…
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Crop Protection Management


Crop Protection Management
Expand EDUCATION After the selection of crops and planting into fields and  providing the nutrients in proper amount then there is new challenge to protect it …
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Crop Rotation


Crop Rotation
Expand EDUCATION Continuously planting of same crops in a same fields leads to depletion of same types of nutrients and build up of diseases and insect- pests.…
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Nature of Physical law


Expand EDUCATION Law of physics is same everywhere in the universe. for example law of gravitation is same everywhere in the universe.  at moon surface the acc…
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Fundamental forces in nature


Fundamental forces in nature
Expand EDUCATION There are 4 fundamental forces in nature:- Gravitational Force Electromagnetic force Strong nuclear force Weak nuclear force Gravitational for…
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Physics and Technology


Physics and Technology
Expand EDUCATION After we studying physics we convert the laws of nature into technology. We have made fan with law of electrodynamics. We have heat engines an…
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Chapter 1 Physical World


Chapter 1 Physical World
Expand EDUCATION What is physics? Physics is the study of  nature and its laws. In nature every things happens have a unique law or unique pattern or system we…
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INTERCROPPING


INTERCROPPING
It is the advanced form of mixed cropping in which the different crops are growing in a single field but in different row. The advantage of different crops in …
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