1
Question
What is common to the following:
The propeller of flying helicopter,
Second hand of a watch;
The tape of a cassette recorder
What is common to the following:
The propeller of flying helicopter,
Second hand of a watch;
The tape of a cassette recorder
Open in App
Solution
The correct option is D examples of periodic motion
Explanation for correct answer: Option(C)
Rotatory Motion:
- It is a motion of an object when it rotates about a fixed axis.
- In rotatory motion some portion of the system remains to fix while the remaining portion moves around this.
- In the propeller of a flying helicopter, the Second hand of a watch and the tape of a cassette recorder all three move about an axis creating rotatory motion.
Hence, all three are examples of rotatory motion.
examples of periodic motion
Explanation for correct answer: Option(C)
Rotatory Motion:
- It is a motion of an object when it rotates about a fixed axis.
- In rotatory motion some portion of the system remains to fix while the remaining portion moves around this.
- In the propeller of a flying helicopter, the Second hand of a watch and the tape of a cassette recorder all three move about an axis creating rotatory motion.
Hence, all three are examples of rotatory motion.
Suggest Corrections
0
Join BYJU'S Learning Program
Explore more
Join BYJU'S Learning Program
