A Horizontal Force Is Used to Push an Object $\theta$

question 2

Multiple Choice

A horizontal force is used to push an object of mass m up an inclined plane. The angle between the plane and the horizontal is $\theta$ . The normal reaction force of the plane acting on the mass m is

• A) mg cos \(\theta\) + F cos \(\theta\)
• B) mg cos \(\theta\)
• C) mg cos \(\theta\) + F sin\(\theta\)
• D) mg cos \(\theta\) - F cos \(\theta\)
• E) impossible to determine because the coefficient of friction is not given.

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Definitions:

Genotype

The genetic makeup of an individual organism, referring to the specific alleles carried by an organism.

Type A Blood

One of the four major blood types in the ABO blood group system, characterized by the presence of A antigens on the surface of red blood cells and B antibodies in the plasma.

Founder Effects

A form of genetic drift that occurs when a new population is established by a very small number of individuals from a larger population, leading to limited genetic variation.

Color-Blindness

A deficiency in the way someone sees color, making it difficult to distinguish certain shades of color, typically red and green.