A pendulum is made by suspending a solid circular disk from a pivot point that is at the edge of the disk with the plane of the disk lying in the vertical plane. The period of oscillation of the disk is T
If a disk with the same radius but a mass four times is great is suspended the same way, what will be its period of oscillation? A)
4T
B)
T/2
C)
2T
D)
T
E)
T/4
D
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An aluminum cantilever beam of length L 5 0.65 m carries a distributed load, which includes its own weight, of intensity q/2 at A and q at B. The beam cross section has a width of 50 mm and height of 170 mm. Allowable bending stress is 95 MPa and allowable shear stress is 12 MPa. The permissible value of load intensity q is approximately:
(A) 110 kN/m
(B) 122 kN/m
(C) 130 kN/m
(D) 139 kN/m
The statement that "the number of field lines passing through a surface is proportional to the net charge enclosed" is known as
A) Franklin's Law. B) The Law of Enclosure. C) Coulomb's Law. D) Gauss's Law. E) Faraday's Law.
Discuss the population, size, and types of galaxies we find in our Local Group
What will be an ideal response?
As space expands, everything in it is also getting bigger.
Answer the following statement true (T) or false (F)