Recent questions in 10th

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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 answer 308 views

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 224 views

Lesson no1 field visit geography Maharashtra board

asked May 2, 2021 in Chapter 1: Field Visit by Topper11 (2.8k points)

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1 answer 10.1k views

(5) Outline the importance of field-visit.

asked May 2, 2021 in Chapter 1: Field Visit 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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1 answer 2.1k views

(1) Make a report on your field visit

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

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1 answer 242 views

In the adjoining figure, ∠QPR = 90°, seg PM ⊥ seg QR and Q – M – R, PM = 10, QM = 8, find QR.

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

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1 answer 422 views

In ∆PQR, point S is the midpoint of side QR. If PQ = 11, PR = 17, PS = 13, find QR.

asked Apr 30, 2021 in Pythagoras theorem by Doubtly (98.9k points)

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1 answer 2.5k views

Identify, with reason, which of the following are Pythagorean triplets.

asked Apr 30, 2021 in Pythagoras theorem by Doubtly (98.9k points)

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1 answer 1.8k views

In the given figure, if LK = 6√3 find MK, ML, KN, MN and the perimeter of MNKL

asked Apr 29, 2021 in Pythagoras theorem by Doubtly (98.9k points)

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1 answer 398 views

Walls of two buildings on either side of a street are parallel to each other. A ladder 5.8 m long is placed

asked Apr 28, 2021 in Pythagoras theorem by Topper11 (2.8k points)

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1 answer 1.1k views

A ladder 25m long just reaches the top of a building 24m

asked Apr 27, 2021 in Pythagoras theorem by Topper11 (2.8k points)

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1 answer 146 views

Find the diagonal of a rectangle whose lengths of sides is 8cm and 15cm.

asked Apr 27, 2021 in Pythagoras theorem by Topper11 (2.8k points)

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1 answer 1.6k views

A boat travels 16 km upstream and 24 km downstream in 6 hours.

asked Apr 27, 2021 in Chapter1:Linear Equations in Two Variables by Doubtly (98.9k points)

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2 answers 399 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 582 views

Places A and B are 30 km apart and they are on a straight road. Hamid travels from A to B on bike. At

asked Apr 24, 2021 in Chapter1:Linear Equations in Two Variables by Topper11 (2.8k points)

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