A Weightless Spring Is Stretched 10 Cm by a Suspended

question 1

Multiple Choice

A weightless spring is stretched 10 cm by a suspended 1-kg block.If two such springs are used to suspend the block,one spring above the other,to effectively provide one double-length spring,then the total stretch of the double-length spring will be

• A)5 cm.
• B)10 cm.
• C)20 cm.
• D)30 cm.
• E)none of these

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Definitions:

Labor Efficiency Variance

The difference between the actual labor hours worked and the standard labor hours expected for the level of production achieved, multiplied by the standard labor rate.

September

The Gregorian calendar's ninth month.

Materials Price Variance

Materials Price Variance is the difference between the actual cost of materials and the standard cost, indicating how much more or less was paid for materials than expected.

September

The ninth month of the Julian and Gregorian calendars, known for marking the transition from summer to autumn in the Northern Hemisphere.