If We Use 67 W of Power to Heat 148

question 46

Multiple Choice

If we use 67 W of power to heat 148 g of water, how long will it take to raise the temperature of the water from 15°C to 25°C? The specific heat of water is 4190 J/kg•K.

• A) 93 s
• B) 5.3 s
• C) 22 s
• D) 114 h

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Definitions:

Complementary Sampling

A marketing strategy where customers are given free samples of products that complement a main product to enhance overall sales.

Free Goods

Products or services offered at no cost to the consumer, often as part of a promotional strategy.

Product Placement

A marketing strategy where branded goods or services are placed in a context usually devoid of ads, such as movies, TV shows, or news programs, for promotion.

Brand-Name Product

A product that is marketed under a well-known, established brand name, often differentiating itself through quality, marketing, and recognition.