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Page 1 (0s)

Why things float -. Archimedes’ Principle. Hydrostatics Part 2.

Page 2 (43s)

Archimedes’ principle.

Page 3 (5m 40s)

Archimedes’ principle.

Page 4 (6m 45s)

Related image. King Hieron of Syracuse suspects that his new gold crown is not pure. Archimedes measures the crown’s mass to be 1,200 kg in air and to be apparently 1,127 kg when immersed in water. Was the king cheated?.

Page 5 (11m 17s)

King Hieron of Syracuse suspects that his new gold crown is not pure. Archimedes measures the crown’s mass to be 1,200 kg in air and to be apparently 1,127 kg when immersed in water. Was the king cheated?.

Page 6 (11m 36s)

King Hieron of Syracuse suspects that his new gold crown is not pure. Archimedes measures the crown’s mass to be 1,200 kg in air and to be apparently 1,127 kg when immersed in water. Was the king cheated?.

Page 7 (11m 42s)

King Hieron of Syracuse suspects that his new gold crown is not pure. Archimedes measures the crown’s mass to be 1,200 kg in air and to be apparently 1,127 kg when immersed in water. Was the king cheated?.

Page 8 (16m 42s)

Try this example before continuing with the presentation. Hit the down arrow when ready to continue..

Page 9 (17m 35s)

What fraction of an iceberg’s volume is above sea level?.

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What fraction of an iceberg’s volume is above sea level?.

Page 11 (21m 6s)

A steel ball 0,15 m in diameter hangs from the end of an aluminium wire, 0,2 mm in diameter and 1,2 m long. Find the change in length of the wire when the ball is immersed in water..

Page 12 (21m 22s)

A steel ball 0,15 m in diameter hangs from the end of an aluminium wire, 0,2 mm in diameter and 1,2 m long. Find the change in length of the wire when the ball is immersed in water..

Page 13 (21m 29s)

A steel ball 0,15 m in diameter hangs from the end of an aluminium wire, 0,2 mm in diameter and 1,2 m long. Find the change in length of the wire when the ball is immersed in water..

Page 14 (21m 35s)

A steel ball 0,15 m in diameter hangs from the end of an aluminium wire, 0,2 mm in diameter and 1,2 m long. Find the change in length of the wire when the ball is immersed in water..

Page 15 (25m 45s)

Lecture Example 2. Image result for beaker. A patient has a mass of 60 kg and density of 960 kg.m -3 . She is supported by 4 rubber straps, each of length 1.2 m and cross-sectional area of 2×10 -4 m 2 , and is then lowered into water until 60% of her volume is under water. Given that Y rubber = 5×10 6 N.m -2 , Calculate the upthrust on the woman. Calculate the change in length of each strap caused by the immersion..

Page 16 (26m 1s)

Lecture Example 2. Image result for beaker. A patient has a mass of 60 kg and density of 960 kg.m -3 . She is supported by 4 rubber straps, each of length 1.2 m and cross-sectional area of 2×10 -4 m 2 , and is then lowered into water until 60% of her volume is under water. Given that Y rubber = 5×10 6 N.m -2 , Calculate the upthrust on the woman. Calculate the change in length of each strap caused by the immersion..

Page 17 (26m 14s)

Lecture Example 2. Image result for beaker. A patient has a mass of 60 kg and density of 960 kg.m -3 . She is supported by 4 rubber straps, each of length 1.2 m and cross-sectional area of 2×10 -4 m 2 , and is then lowered into water until 60% of her volume is under water. Given that Y rubber = 5×10 6 N.m -2 , Calculate the upthrust on the woman. Calculate the change in length of each strap caused by the immersion..

Page 18 (26m 19s)

Lecture Example 2. Image result for beaker. A patient has a mass of 60 kg and density of 960 kg.m -3 . She is supported by 4 rubber straps, each of length 1.2 m and cross-sectional area of 2×10 -4 m 2 , and is then lowered into water until 60% of her volume is under water. Given that Y rubber = 5×10 6 N.m -2 , Calculate the upthrust on the woman..

Page 19 (28m 57s)

Lecture Example 2. Image result for beaker. A patient has a mass of 60 kg and density of 960 kg.m -3 . She is supported by 4 rubber straps, each of length 1.2 m and cross-sectional area of 2×10 -4 m 2 , and is then lowered into water until 60% of her volume is under water. Given that Y rubber = 5×10 6 N.m -2 , Calculate the upthrust on the woman. Calculate the change in length of each strap caused by the immersion..