During summer, the balance wheel of a clock expands.what ...
During summer, the balance wheel of a clock expands.what effect does this have on the accuracy of the clock?
the clock gians time
the accuracy of the clock is not affected
the clock losses time
the clock stops working
Correct answer is C
The elastic potential energy of the balance wheel reduces as the wheel expands, therefore the clock will loose time.
Mercury is commonly used as a thermometric fluid rather than water because ...
The type of mirror used by dentists to inspect the teeth of patients is a ...
One should not connect a number of electrical appliances to the same power socket because ...
When vibration occurs in air column, the distance between a node and an antinode is equal to ...
Which of the following factors has no effect on the e.m.f. of a primary cell? ...