1. . Sunk key fits in the keyway of the .......... only.
(A) Sleeve
(B) Hub
(C) Both sleeve and hub
(D) Neither sleeve and hub
2. . Standard length of shaft is a .......
(A) 5 meter
(B) 6 meter
(C) 7 meter
(D) All of these
3. . Taper on rectangular sunk key is .......
(A) 1 in 16
(B) 1 in 48
(C) 1 in 100
(D) 1 in 120
4. . Taper is given on key is generally..........
(A) Top side only
(B) Bottom side only
(C) On both side
(D) Any side
5. . Which property (characteristic) is not required in shaft material?
(A) High fatigue strength
(B) Good machinability
(C) High shear strength
(D) Good castability