Answered

Welcome to Westonci.ca, where finding answers to your questions is made simple by our community of experts. Experience the ease of finding accurate answers to your questions from a knowledgeable community of professionals. Explore comprehensive solutions to your questions from a wide range of professionals on our user-friendly platform.

(b) On what factor does the mechanical advantage of a simple machine depend? (a) N/m B. Very short answer questions, 1. What is the principle of simple machine? 2. 3. The efficiency of simple machine is 75%. What does it mean? 4. S. What is lever? In how many classes is lever classified? Write the name of a simple machine used to change the direction of force. 6.the velocity ratio of a pulley system is 4.what does it mean? 0 Reliant Science - 9​

Sagot :

Sanimnepal

Answer:

No.b answer

the ratio of the length of the lever arm where the force is applied divided by the length of the lever are that lifts the load.

No.1 answer

if there is no friction in a simple machine, work output and work input are found to be equal in the machine.

No.3 answer

machine that is 75% efficient means that 75% of the work input is obtained as the useful output and the remaining 25% has been lost in overcoming the friction.

No.4 Answer

A lever is a simple machine made of a rigid beam and a fulcrum. In 3 calss lever is classified.

Simple pulleys change the direction of the force used to lift an object over a distance.

ratio of distance travelled by effort to the distance travelled by load in the machine.

Hope this will help you alot

Have a great day ❤️

keep smiling

Thank you for choosing our platform. We're dedicated to providing the best answers for all your questions. Visit us again. We hope you found this helpful. Feel free to come back anytime for more accurate answers and updated information. Westonci.ca is your go-to source for reliable answers. Return soon for more expert insights.