The snow goose is also known as the _____
a. white goose
b. winter goose
c. blue goose
d. frosty goose
c
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Plotting a circle. The following script plot a circle using 101 points that appears as a circle (not an ellipse) on the plot Find the error in the script.
i = 0:100; % define index array
x = cos(2*pi*i/100); % element-by-element multiplication
y = sin(2*pi*.i/100);
plot(x,y)
axis([-1 1 -1 1]) % axis limits [xmin xmax ymin ymax]
axis square % square axis
grid on % display grid
The wiring and connectors that carry the power to a motor must be in good condition. When a connection becomes loose, oxidation of the copper wire occurs. The oxidation ____.
A. has no effect on the electrical connection B. acts as an electrical resistance and causes the connection to heat more C. decreases the resistance D. none of the above
The bees that care for the queen and brood are known as:
a. Scout bees c. Nursery bees b. Drones d. Guard bees
The evaporator temperature of a walk-in at a 35° box temperature should be about:
a. 15° b. 25° c. 35° d. 40°