All Categories Alerts Wishlist Cart

A 5 kg object is dropped from a height of 20 m. What is the potential energy at the top? (g = 9.8 m/s²)

Practice Questions

1 question
Q1
A 5 kg object is dropped from a height of 20 m. What is the potential energy at the top? (g = 9.8 m/s²)
  1. 980 J
  2. 490 J
  3. 196 J
  4. 9800 J

Questions & Step-by-step Solutions

1 item
Q
Q: A 5 kg object is dropped from a height of 20 m. What is the potential energy at the top? (g = 9.8 m/s²)
Solution: Potential energy is given by PE = mgh. Here, PE = 5 * 9.8 * 20 = 980 J.
Steps: 0

Related Questions

A
A 2 kg ball is thrown vertically upwards with a speed of 20 m/s. What is the max
Question: A 2 kg ball is thrown vertically upwards with a speed of 20 m/s. What is the maximum heigh..
W
What is the wavelength of a photon with a frequency of 6 x 10^14 Hz?
Question: What is the wavelength of a photon with a frequency of 6 x 10^14 Hz?Options: 5 x 10^-7 m3 ..
W
What is the value of 5C2?
Question: What is the value of 5C2?Options: 1020155Correct Answer: 10Solution: 5C2 = 5! / (2!(5-2)!)..
W
What is the derivative of f(x) = x^3 - 3x^2 + 4x - 5?
Question: What is the derivative of f(x) = x^3 - 3x^2 + 4x - 5?Options: 3x^2 - 6x + 43x^2 - 6x2x^2 -..
A
A 10 kg object is moving with a speed of 3 m/s. If it comes to a stop, how much
Question: A 10 kg object is moving with a speed of 3 m/s. If it comes to a stop, how much work is do..
Biology (School & UG)
Biology (School & UG)
Chemistry (School & UG)
Chemistry (School & UG)
Civil Engineering
Civil Engineering
Commerce & Accountancy
Commerce & Accountancy
Computer Science & IT
Computer Science & IT
Current Affairs & GK
Current Affairs & GK
Data Structures & Algorithms
Data Structures & Algorithms
Electrical & Electronics Engineering
Electrical & Electronics Engineering
English (School)
English (School)
General Aptitude
General Aptitude
General Knowledge
General Knowledge
General Knowledge & Current Affairs
General Knowledge & Current Affairs
Languages & Literature
Languages & Literature
Law & Legal Studies
Law & Legal Studies
Major Competitive Exams
Major Competitive Exams
Mathematics (School)
Mathematics (School)
Mechanical Engineering
Mechanical Engineering
Medical Science
Medical Science
Physics (School & Undergraduate)
Physics (School & Undergraduate)
Quantitative Aptitude & Reasoning
Quantitative Aptitude & Reasoning
Social Science (School)
Social Science (School)
Technical
Technical
Verbal and Reasoning
Verbal and Reasoning
Vocational & Skill Development
Vocational & Skill Development
Soulshift Feedback ×

On a scale of 0–10, how likely are you to recommend The Soulshift Academy?

Not likely Very likely