Which of the following is not a valid SQL command? (Points : 2) UPDATE acctmanager SET amedate = SYSDATE WHERE amid = 'J500';
1 answer:
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The correct explanation is option B. The pressure is reduced at the chimney due to the movement of the wind above. Thus, the air will flow in the window and out the chimney.
<h3>What is the main purpose of chimney?</h3>The primary work of the chimney is to show the way that the smoke need to take away from the stove and also out of the house.
Hence, The correct explanation is option B. The pressure is reduced at the chimney due to the movement of the wind above. Thus, the air will flow in the window and out the chimney.
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Is there an air flow through the house? If so, does the air flow in the window and out the chimney, or in the chimney and out the window? Choose the correct explanations.
A. The pressure is increased at the chimney due to the movement of the wind above. Thus, the air will flow in the chimney and out the window.
B. The pressure is reduced at the chimney due to the movement of the wind above. Thus, the air will flow in the window and out the chimney.
C. The pressure is increased at the chimney due to the movement of the wind above. Thus, the air will flow in the window and out the chimney.
D. The pressure is reduced at the chimney due to the movement of the wind above. Thus, the air will flow in the chimney and out the window.
E. The pressures at the chimney and the window are the same. Thus, the air will not flow.
