A block is suspended from a scale and then lowered into a bucket of water. The density of the water is 1 gm/cm3. The initial reading on the scale is 19N and one complete revolution after 3 min of the scale is a change of 10N. 1. What is the volume of the block? 750 cm3 850 cm3 1100 cm3 1425 cm3 2400 cm3 2. What is the density of the block? 1.2 gm/cm3 1.8 gm/cm3 2.4 gm/cm3 3.5 gm/cm3 4.8 gm/cm3 Please include work.
A block is suspended from a scale and then lowered into a bucket of water. The...
A solid block is attached to a spring scale. When the block is suspended in air, the scale reads 20.1 N; when it is completely immersed in water, the scale reads 16.7 N. A.) What is the volume of the block? B.) What is the density of the block?
A 5.0-kg block suspended from a spring scale is slowly lowered
onto a vertical spring (Figure 1) .
Part A
What does the scale read before the block touches the vertical
spring?
Part B
If the scale reads 34N when the bottom spring is compressed 30
mm, what is k for the bottom spring?
Part C
How far does the block compress the bottom spring when the scale
reads 0?
Express your answer with the appropriate units. Enter positive
value...
A solid block is attached to a spring scale. When the block is suspended in air the scale reads 15.0 N; when it is completely immersed in water the scale reads 13.1 N. (a) What is the block's volume? _____ m3 (b) What is the block's density? ______kg/m3
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QUESTION 14 A 21 kg block of iron is suspended from a spring with spring constant 118 Nm. tis lowered into a vat of oil density 0.92 g/cm3) and fully submerged. Given that the density of iron is 7.87 g/cm3, how far (in m) is the spring stretched from its rest length? QUESTION 15 A block of yellow pine has a density of 426 kg/m3 and floats in a large tub filled with water (density 1,000 kg/m3) A...
A solid block is attached to a spring scale. When the block is suspended in air, the scale reads 23.4 N; when it is completely immersed in water, the scale reads 16.3 N. Part A What is the volume of the block? Express your answer using two significant figures. Part B What is the density of the block? Express your answer using two significant figures.
A 305 g rock is suspended in water, with the spring scale exerting a force FE = 2.10 N on it. Find the buoyant force acting on the rock: FB = ________ N (3 SF). Find the rock's volume: V = ________ cm3 (3 SF) and the rock's density: ______ g/cm3 (3 SF)
Phy222BS Ch1-Ch3 Review 2019 spring 1. The temperature changes from 35°F during the night to 75 F during the day What is the temperature change on the Celsius scale? A)72oC B)40°C Answer: D 32 D) 22 c The coefficient of linear expansion of steel is 12 X 10-6 K.. what is the change in length of a 25-m steel bridge span when it undergoes a temperature of 40 K? A) 1.2 cm Answer: A B) 1.4 cm C) 1.6 cm...
Phy222BS Ch1-Ch3 Review 2019 spring 1. The temperature changes from 35°F during the night to 75 F during the day What is the temperature change on the Celsius scale? A)72oC B)40°C Answer: D 32 D) 22 c The coefficient of linear expansion of steel is 12 X 10-6 K.. what is the change in length of a 25-m steel bridge span when it undergoes a temperature of 40 K? A) 1.2 cm Answer: A B) 1.4 cm C) 1.6 cm...