Questions asked by Carl Sevean

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• #2e^(x)=3-e^(x+1)# what is the value of #x# in this question?
  
• A rectangular glass block of dimensions 30 cm by 5 cm by 10 cm weight 37.5 N calculate the least and greatest pressure it can exert when resting on a horizontal table. Can anybody help me with this?
  
• In a diagram there is a picture which is 16cm x 8cm surrounded by a border of width 4 cm forming a bigger rectangle. Are the two rectangles similar?
  
• The volume of a fixed mass of gas at 760 mmHg is 1500 cm^3. what is the pressure if the volume is reduced to 1000 cm^3 at constant temperature?
  
• Could you please solve question c i) and c ii) ?
  
• Could you please answer Q.5 ?
  
• (M)/(N)+E=(P)/(N) Could you please subject N ?
  
• When 0.5 kg of aluminum is heated using a 1.5kw heater, the mass of aluminum changes completely into a liquid in 2.1 minutes. During this time its temperature remains constant at 660 Celsius. What is the specific latent heat of fusion of aluminum?
  
• Why do the metal fins in the refrigerator get warm? what is the source of this heat?
  
• Can someone solve question iv? (its the top one)
  
• Can someone solve these questions?( Melting and boiling chapter)