MCQ
A string fixed at its both ends vibrates in $5\,\,loops$ as shown in the figure
The total number of nodes and antinodes are respectively
- A$5,\,6$
- ✓$6,\,5$
- C$7,\,4$
- D$4,\,7$
The total number of nodes and antinodes are respectively
Total nodes $=6$
Total antinodes $=5$
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Statement$-I :$ An elevator can go up or down with uniform speed when its weight is balanced with the tension of its cable.
Statement$-II :$ Force exerted by the floor of an elevator on the foot of a person standing on it is more than his/her weight when the elevator goes down with increasing speed.
In the light of the above statements, choose the correct answer from the options given below :
