A Certain Metal Has a Coefficient of Linear Expansion of 2.00

question 41

Multiple Choice

A certain metal has a coefficient of linear expansion of 2.00 × 10^-5 K^-1.It has been kept in a laboratory oven at 325°C for a long time.It is now removed from the oven and placed in a freezer at -145°C.After it has reached freezer temperature,the percent change in its density during this process is closest to

• A) +2.90%.
• B) -2.90%.
• C) +2.74%.
• D) -2.74%.
• E) It is not possible to tell without knowing the mass and original volume of the metal.

---

Definitions:

Capital Lease

A lease agreement in which the lessee essentially acquires the ownership rights of the leased asset, also referred to as a finance lease.

Residual Value

The estimated salvage value or the worth of an asset at the end of its useful life.

Lease Payments

Regular payments made by a lessee to a lessor for the use of an asset over a specified period.

Lease Liability

An obligation representing the present value of future lease payments that a lessee is committed to making under a lease agreement.