In a Flask,114 $67.0 \mathrm {~W}$ Of Power,with Perfect Efficiency $15 ^ { \circ } \mathrm { C }$

question 111

Multiple Choice

In a flask,114.0 g of water is heated using $67.0 \mathrm {~W}$ of power,with perfect efficiency.How long will it take to raise the temperature of the water from $15 ^ { \circ } \mathrm { C }$ to $25 ^ { \circ } \mathrm { C } \text { ? }$ The specific heat of water is 4186 J/kg ∙ K.

• A)71 s
• B)4.1 s
• C)17 s
• D)320,000 s

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Definitions:

Subliminal Perception

A concept referring to the registration of sensory input without conscious awareness, typically used to describe circumstances where stimuli are perceived without conscious recognition.

Conscious Awareness

The state of being aware of one’s thoughts, feelings, and environment at the moment.

Word Pair

Two words presented together as a unit, often used in memory and association studies.

Detergent

A cleaning substance designed to remove dirt, stains, and other substances from surfaces, often used in laundering and dishwashing.