2. HOW MUCH HEAT IS NEEDED TO CHANGE THE TEMPERATURE OF A 2 KG BLOCK OF COPPER FROM 10 DEGREES CELSIUS TO 140 DEGRESS CELSIUS? (THE SPECIFIC OF COPPER IS 390JOULE/KG C)
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A: We have initial length of the steel tape is L0 = 1 m Initial temperature T0= 0°c Final…
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A: Given: Mass is 80 kg Ti=40oC Tf=37oC C=3500 J/KgoC ∆t=30 mns=1800s P=150W
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Q: copper slab of length 15.0cm and cross-section area 105cm2 has Th=125degree Celsius and Tc=10degree…
A: Heat flow Q = KA (ΔΤ/Δx)t
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A: Since there are multiple questions posted, we will answer the first question. The heat energy needed…
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Q: 3. A STEEL TAPE IS EXACTLY 1 METER AT O DEGREE CELSIUS. BY HOW MUCH BE IN ERROR WHEN USED ON A DAY…
A: Given :- At 0o steel tape is L1 = 1m temperature T2 = 30o
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Q: 1. A steel rod is 0.40 m long at 20.0 oC. The coefficient of linear expansion for steel is 12 x 10-6…
A: Apply linear expansion formula.
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A: mass of ice = 0.400 kg initial temperature of ice = -12oC final temperature = 0o C
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A: working formula:- Lt= L0(1+αt) Where , Lt = length at t°C L0= length at 0°C α = linear expansion…
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A: Here given a rod is 0.40 m long at 20.0 oC. The coefficient of linear expansion for steel is 12 ×…
Q: 13. A 10.0 g metal sample at 25 Celsius was heated at a certain temperature which causes it to…
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Q: 13. A 10.0 g metal sample at 25 Celsius was heated at a certain temperature which causes it to…
A: Given Mass of metal m=10g Initial Temperature Ti=250 C Heat absorb Q=800J Specific heat metal…
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