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asked May 15, 2021 in Chemistry by Doubtly (98.9k points)

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e. If the value of g suddenly becomes twice its value, it will become two times more difficult to pull a heavy object along the floor. Why?

asked May 3, 2021 in Chapter 1: Gravitation by Doubtly (98.9k points)

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1 answer 693 views

What is the SI unit of amount of a substance ?

asked Apr 20, 2021 in Chapter 1: Some Basic Concepts of Chemistry by Doubtly (98.9k points)

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g. The mass of the earth is 6 x 1024 kg. The distance between the earth and the Sun is 1.5x 1011 m.

asked May 4, 2021 in Chapter 1: Gravitation by Doubtly (98.9k points)

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1 answer 888 views

The empirical formula of a gaseous compound is CH2 .The density of the compound is 1.25 gm/lit.at S.T.P.

asked Mar 27, 2021 in random by Doubtly (98.9k points)

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1 answer 405 views

Computer worm and computer virus

asked May 11, 2021 in Operating System by anonymous

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1 answer 1.1k views

Explain STACK and QUEUE data structures with suitable examples.

asked Mar 5, 2021 in Uncategorized by anonymous

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1. study the entries in the following table and rewrite them putting the corrected items in a single row

asked May 3, 2021 in Chapter 1: Gravitation by Doubtly (98.9k points)

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1 answer 686 views

The equivalents of ethylene diamine required to replace the neutral ligands from the coordination

asked Apr 14, 2021 in random by Doubtly (98.9k points)

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2 answers 584 views

Decide whether the following sequence is an A.P. , if so find the 20th term of the progression -12,-5,2,9,16

asked Apr 24, 2021 in chapter3:Arithmetic Progression by Topper11 (2.8k points)

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1 answer 621 views

What weight of calcium oxide will be formed on heating 19.3 g

asked Apr 22, 2021 in Chapter 2: Introduction to Analytical Chemistry by Topper11 (2.8k points)

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1 answer 550 views

Write a C++ program to find the factorial of a inputted number

asked May 1, 2021 in Programming by Doubtly (98.9k points)

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C. The mass of an atom of hydrogen is 1.008 u. What is the mass of 18 atoms of hydrogen.

asked Apr 21, 2021 in Chapter 1: Some Basic Concepts of Chemistry by Doubtly (98.9k points)

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If A and B are two skew-symmetric matrices of order n, then, (a) AB is a skew-symmetric matrix

asked Apr 12, 2021 in Chapter1:Rotational Dynamics by Topper11 (2.8k points)

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1 answer 779 views

b. The radius of planet A is half the radius of planet B. If the mass of A is MA, what must be

asked May 3, 2021 in Chapter 1: Gravitation by Doubtly (98.9k points)

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Distinguish between accuracy and precision.

asked May 14, 2021 in Chapter 2: Introduction to Analytical Chemistry by Doubtly (98.9k points)

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1 answer 812 views

Relation between voltage, current and resistance is given by R=V/I Measured value of voltage (50 ±2) volt, measured value of current is (20 ±2)A.

asked Mar 30, 2021 in Physics by Doubtly (98.9k points)

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1 answer 438 views

e. A ball falls off a table and reaches the ground in 1 s. Assuming g = 10 m/s2 , calculate its speed

asked May 4, 2021 in Chapter 1: Gravitation by Doubtly (98.9k points)

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1 answer 870 views

The resistance of a wire at room temperature 20°C is found to be 20W. Now to increase the resistance by 20%,

asked Apr 8, 2021 in Physics by Doubtly (98.9k points)

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1 answer 310 views

Define : Least count

asked May 14, 2021 in Chapter 2: Introduction to Analytical Chemistry by Doubtly (98.9k points)

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