What do we call a simple machine that consists of a rope and grooved wheel?
- Correct Answer: pulley
- pedal
- axle
- lever
Explanation: A pulley is a simple machine that consists of a rope and grooved wheel. Single pulleys may be fixed or moveable. Single and moveable pulleys may be combined in a compound pulley. The ideal mechanical advantage of a pulley or compound pulley is always equal to or greater than 1. Fixed pulleys and some compound pulleys also change the direction of the input force.
More Random Questions
Q: The burning of fossil fuels has increased which effect?
Ans: greenhouse effect
Ans: greenhouse effect
Q: According to Sushruta, which Basti is indicated for Vataja Shoola?
Ans: Anuvasana Basti
Ans: Anuvasana Basti
Q: On January 23, 2025, Union Road Transport and Highways Minister Nitin Gadkari inaugurated the 'Road Safety Act 2025' in which city?
Ans: Mumbai
Ans: Mumbai
Q: Which medal has Pritismita Bhoi won in the WF World Youth Championship on 23 May 2024?
Ans: Gold
Ans: Gold
Q: Which medication is used to treat acute myocardial infarction?
Ans: Aspirin
Ans: Aspirin
Q: On July 14, 2024, a road was named after Indian-origin doctor 'Dr. George Mathew' in which state?
Ans: Abu Dhabi (UAE)
Ans: Abu Dhabi (UAE)
Q: Which Indian cricketer has been appointed by the ICC as the ambassador for the Men's T20 World Cup 2024?
Ans: Yuvraj Singh
Ans: Yuvraj Singh
Q: In which state has a plastic waste management and recycling plant been inaugurated on June 8, 2024?
Ans: Sikkim
Ans: Sikkim
Q: Which gas is used to produce ammonia in the Haber-Bosch process?
Ans: Nitrogen
Ans: Nitrogen
Q: In which state has the 'Banglar Bari' housing scheme started on December 20, 2024?
Ans: West Bengal
Ans: West Bengal
Q: What is the si unit for weight?
Ans: pounds (lbs)
Ans: pounds (lbs)
Q: On April 8, 2024, which country's John Tinniswood has been declared the world's oldest living person?
Ans: Britain
Ans: Britain
Q: Which way does an electric charge always move from?
Ans: higher to lower
Ans: higher to lower
Q: What is the function of the camshaft in a vehicle?
Ans: Controls valve timing
Ans: Controls valve timing
Q: A cold front is formed when a cold air mass runs into what?
Ans: dry air mass
Ans: dry air mass

