This upward force is the buoyant force. As a result, the body gets pushed slightly upwards, causing the weighing machine to show a reading less than the actual value. Thus, the …

There are 6.35029318 kilograms in one stone. Therefore to get amount of stones in kilograms, value in kilograms has to be divided by amount of kilograms in one stone: 42 kilograms = …

NCERT Solutions Class 9 Science Chapter 10 Gravitation PDFs are provided here for free. These NCERT Class 9 Science Solutions for Chapter 10 Gravitation can help students to clear any …

May 30, 2024 · A 0.42-kilogram objects would take 10 to make 4.2-kilogram object. Why? The question is simply asking 4.2 divided by 0.42- which is exactly ten. OR, you could simply count …

Mass is the same anywhere. If an object has a mass of 42 grams on Earth, then its mass is 42 grams on the Moon, another planet, or simply in outer space. (The object's weight, however, …

The weighing machine actually measures the weight of the body as the acceleration due to gravity ‘g’ is acting on the body. Hence the mass reading of 42 kg given by a weighing machine is …

How many Kg of tea, worth Rs 25 per Kg, must be blended with 30 Kg of tea worth Rs 30 per Kg, so that by selling the blended variety at Rs 30 per Kg there should be a gain of 10 % ?A. 36 …

b. Microphone c. Photovoltaic cell d. Electric cell 27. A body of mass 2 kg is thrown vertically upwards with an initial velocity of 20 m/s. What will be its potential energy at the end of 2 s? …

The mean weight of 34 students of a school is 42 kg. If the weight of the teacher is included, then the mean rises by 400 g. Find the weight (in kg) of the teacher.

The cost of 4kg onion, 3 kg wheat and 2 kg rice is Rs. 60. The cost of 2kg onion, 4 kg wheat and 6 kg rice is Rs. 90. The cost of 6 kg onion, 2 kg wheat and 3 kg rice is Rs. 70. Find cost of each …