Register
A 40 kg boy is moving upwards upwards in a lift with an acceleration of 2 m /s ^2 what would be the weight felt by him if measuured in a scale?
79.7k views
21 votes
A 40 kg boy is moving upwards upwards in a lift with an acceleration of 2 m /s ^2 what would be the weight felt by him if measuured in a scale?

User Shivam Kapoor
by
7.2k points

1 Answer

6 votes

Answer:

48kg


f = ma \\


w \: = (f)/(g) \\

Step-by-step explanation:


f \: = ma \\ f - mg = ma \\ f = ma + mg \\ f = 40 * 2 + 40 * 10 \\ f = 480


w = (f)/(g) \\w = (480)/(10) \\ w = 48kg

A 40 kg boy is moving upwards upwards in a lift with an acceleration of 2 m /s ^2 what-example-1
User Andrew Diamond
by
7.2k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

7.4m questions

9.9m answers

Other Questions

A 75-kg refrigerator is located on the 70th floor of a skyscraper (300meters a over the ground) What is the potential energy of the refrigerator? #PLEASE HELP
What is the meant by the frequency of a wave? What is the unit?
Is this true or false ethics deals with morals and values and can be measured and tested using the scientific method. Thank you for answering and your help
How many newtons of force would 200 grams apply? What would be the mass of an object that weights 7 N on earth? If an object weights 450 N. How much does it weight in pounds?
An 800kg roller coaster starts from top of a 45m hill with a velocity of 4m/s. The car travels to the bottom, through a loop, and continues up the next hill. The end of the roller coaster has a level surface
Link Copied!