यदि दो दृढ़ सपोर्टों के बीच मजबूती से जकड़ी हुई एक ठोस छड़ को गर्म किया जाता है, तो उसमें किस प्रकार का प्रतिबल (stress) उत्पन्न होगा?

Which of the following is NOT a good conductor of heat?

Which liquid is the standard choice for use in traditional glass thermometers?

A black-painted pot and a white-painted pot are placed in the sun. Which will absorb more heat and get hotter?