A Sledge (Including Load)weighs 5000 N

question 3

Multiple Choice

A sledge (including load) weighs 5000 N.It is pulled on level snow by a dog team exerting a horizontal force on it.The coefficient of kinetic friction between sledge and snow is 0.05.How much work is done by the dog team pulling the sledge 1000 m at constant speed?

• A)0 J
• B)2.5 * 10⁵ J
• C)5.0 *10⁵ J
• D)2.5*10⁶ J
• E)5.0*10⁶ J

Understand the concept of common factors and how to identify them for given numbers.

Comprehend the basics of converting numbers between fractions, decimals, and percentages.

Learn and apply the representation of numbers in Roman numerals.

Grasp the principles of exponential notation and its application in mathematical expressions.

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