Recent questions without an upvoted answer

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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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d. A stone thrown vertically upwards with initial velocity u reaches a height ‘h’ before coming down.

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

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c. Write the three laws given by Kepler. How did they help Newton to arrive at the inverse square law of gravity?

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

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b What are (i) free fall, (ii) acceleration due to gravity (iii) escape velocity (iv) centripetal force ?

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

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a. What is the difference between mass and weight of an object.

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

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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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(4) What items will you take with you for the field visit?

asked May 2, 2021 in Chapter 1: Field Visit by Doubtly (98.9k points)

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(3) How will you manage the litter during the field visit?

asked May 2, 2021 in Chapter 1: Field Visit by Doubtly (98.9k points)

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(2) Prepare a questionnaire for a field visit to a factory.

asked May 2, 2021 in Chapter 1: Field Visit by Doubtly (98.9k points)

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An object when placed at 10 cm from convex lens & when placed at 20 cm from it, image produced has same height. Find focal length of lens?

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

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A screw gauge shows 8 division on circular scale below reference line when no object is placed. Number of division on circular scale

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

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Two particles having mass M1 = 4 gm, M2 = 16 gm. If kinetic energy of both the particle is equal then ratio of their momentum is n : 2 then n is:

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

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2 answers 788 views

College Profile, Computer Manufacturer or Software Development Company.

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

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1 answer 365 views

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