Question:-
Which of the following hand-motion belongs to Therbligs’ in motion study ?
1. Unavoidable delay
2. a Pre-position
3. Select
4. Reach
Select the correct answer using the codes given below :
Option (A)
1 and 4
Option (B)
1 and 2
Option(C)
1, 2 and 3
Option(D)
2, 3 and 4
Correct Option:
(C)
Question Solution:
Therblings are used to describe the basic elements of movements or fundamental hand motions of the work cycle. There are 18 therblings: Assemble, disassemble Avoidable delay, unavoidable delay, transport loaded, transport empty search, plan, rest position, find, inspect, preposition gasp, use, hold, select and release load.
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