In a Mass Spectrometer Ions of Ni with Mass 9 $\times$

question 8

Multiple Choice

In a mass spectrometer ions of Ni with mass 9.62 $\times$ 10^-26 kg and charge +2e are accelerated through a potential difference of X volts and then deflected in a magnetic field of 0.15 T.If the radius of curvature of the ions is 0.55 m,then calculate the value of the potential difference X.

• A)5.7 kV
• B)274 kV
• C)137 kV
• D)11.3 kV
• E)none of the above

Distinguish between manipulated and nonmanipulated variables in experimental designs.

Understand the concept of a simple main effect within the context of factorial designs.

Interpret the implications of significant interactions on study findings.

Differentiate between various types of factorial designs (e.g., independent groups, repeated measures, mixed factorial).

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Definitions:

Sales Order

A document issued by a business to a customer, confirming the sale of goods or services under specified terms.

Economic Order Quantity

The optimal quantity of stock to order at one time, considering holding costs and ordering costs, to minimize total inventory costs.

Safety Stock

Additional inventory kept on hand to prevent stockouts caused by fluctuations in demand or supply delays.

Lead Time

The amount of time it takes for a process to go from the initiation phase to its completion.