Major Physical Quantities and SI Unit

Force

What is Force? Force can be defined as a push or a pull that changes or tends to change the state of rest or uniform motion of an object or changes the direction or shape of an object. It causes objects to accelerate or add to their overall pressure. In simple terms, it is a push or a pull on an object that takes place when two objects interact. It is the basic cause of motion from rest. Unit of Measurement It is measured in ‘Newton’ (N). Newton measures the force needed to move, accelerate or speed up objects. The basic formula for it is, F = m.a, where, ‘m’ stands for the mass in kilograms and ‘a’ stands for acceleration in m/sec 2 . It may also be measured in Pounds. Force is a Vector Quantity Types of Forces There are different types of forces in the Universe. Based on the nature of the interaction between two bodies, they can be classified into two main categories viz. Contact Forces. Non-Contact Forces (Field Forces or Action at a D...

GRAMMAR:-CONJUNCTION EXERCISES WITH ANSWERS SHEET-2

1. ______, you've got a chance, you might as well make full use of it. (A) Now that (B) After (C) Although (D) As soon as 2. She has not spoken to us _____ we had the argument. (A) as (B) so (C) while (D) since 3. _____ you refuse to pay the ransom, the kidnappers might hurt the child. (A) Lest (B) Unless (C) If (D) Or else 4. _____ he was about to fall asleep the telephone rang. (A) As (B) Since (C) Unless (D) So that 5. _____ the couple goes, their children follow them. (A) When (B) Where (C) If (D) Wherever 6. Father locked the garage door _____ no one could tamper with the car. (A) because (B) so that (C) for (D) lest 7. It was only when I reread his po...

VERB AND FORMS OF VERB WITH HINDI MEANING_List of Verb in hindi

Verbs What is a verb? Verbs are the action words in a sentence that describe what the subject is doing. Along with nouns, verbs are the main part of a sentence or phrase, telling a story about what is taking place. Verbs are words that express action or state of being. There are three types of verbs: action verbs, linking verbs, and helping verbs . Action verbs are words that express action (give, eat, walk, etc.) or possession (have, own, etc.). Action verbs can be either transitive or intransitive. List of Verb in hindi Present Hindi Meaning Past Past Participle Buy खरीदना Bought Bought Build बांधना Built Built burn जलना Burnt Burnt Bend झुकना Bent Bent Bring लाना brought brought Become होना Became Become Come आना Came Come Catch पकड़ना Caught Caught Do करना Did Done Dream ख्वाब देखना Dreamt Dreamt Arise उठना / जागना Arose Arisen Be होना Was, were Been Bear सहन करना Bore Bore Beat मारना Beat Beat Bite काटना Bit Bitten Break तोडना Broke Broken Choose चु...

SCIENCE AND MATH CONCEPTS

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