Two Radio Antennas Are 130 M Apart on a North-South

question 62

Multiple Choice

Two radio antennas are 130 m apart on a north-south line.The two antennas radiate in phase at a frequency of 3.6 MHz.All radio measurements are made far from the antennas.What is the smallest angle,reckoned east of north from midway between the antennas,at which constructive interference of two radio waves occurs? (c = 3.00 × 10⁸ m/s)

• A)50°
• B)55°
• C)45°
• D)40°
• E)35°

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Definitions:

Direct Method

A way of allocating service department costs directly to producing departments without any intermediate allocations, typically used in cost accounting.

Interdepartmental Services

Services provided between different departments within an organization, facilitating internal operations and support.

First-In, First-Out

A method of valuing inventory whereby the first items placed into inventory are the first ones considered sold.

Process Costing

A costing method used when homogenous products or services are produced in continuous processes.