The Isotopes And

question 39

Multiple Choice

The isotopes
And
Are all stable,while
Is radioactive.The mode of decay for
Is most likely to be

• A)positron decay.
• B)alpha decay.
• C)beta decay.
• D)gamma decay.
• E)fission.

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Definitions:

Secondary Winding

Part of a transformer that receives energy from the primary winding and transmits it to the load.

Shorted

A condition in which an electrical circuit bypasses its intended path due to a direct path of low resistance.

Rotating Magnetic Field

The revolving magnetic field inside a polyphase motor.

Synchronous Speed

The speed at which the magnetic field in an AC machine rotates, determined by the frequency of the supply current and the number of poles in the machine.