If d = 1 m, and θ = 30∘, determine the normal reaction at the smooth support a if p = 850 n. neglect the weight of the bar. express your answer using three significant figures and include the appropriate units.
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Ответ:
1. When the mass of the ice added to the cup increases, the amount of thermal energy needed to change the temperature of the ice decreases or increases
2. When the students measure the temperature of the water in the cups during the investigation, what is it the students are measuring?
Total kinetic energy of the water
Average kinetic energy of the water
Total amount of heat in the water
3. If the mass of ice added to the cup increases, the total energy in the cup will decrease or increase1. When the mass of the ice added to the cup increases, the amount of thermal energy needed to change the temperature of the ice decreases or increases
2. When the students measure the temperature of the water in the cups during the investigation, what is it the students are measuring?
Total kinetic energy of the water
Average kinetic energy of the water
Total amount of heat in the water
3. If the mass of ice added to the cup increases, the total energy in the cup will decrease or increase1. When the mass of the ice added to the cup increases, the amount of thermal energy needed to change the temperature of the ice decreases or increases
2. When the students measure the temperature of the water in the cups during the investigation, what is it the students are measuring?
Total kinetic energy of the water
Average kinetic energy of the water
Total amount of heat in the water
3. If the mass of ice added to the cup increases, the total energy in the cup will decrease or increase1. When the mass of the ice added to the cup increases, the amount of thermal energy needed to change the temperature of the ice decreases or increases
2. When the students measure the temperature of the water in the cups during the investigation, what is it the students are measuring?
Total kinetic energy of the water
Average kinetic energy of the water
Total amount of heat in the water
3. If the mass of ice added to the cup increases, the total energy in the cup will decrease or increase1. When the mass of the ice added to the cup increases, the amount of thermal energy needed to change the temperature of the ice decreases or increases
2. When the students measure the temperature of the water in the cups during the investigation, what is it the students are measuring?
Total kinetic energy of the water
Average kinetic energy of the water
Total amount of heat in the water
3. If the mass of ice added to the cup increases, the total energy in the cup will decrease or increase
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