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Question: If 200 g of water at 80°C is mixed with 300 g of water at 20°C, what will be the final tem..
Question: What is the specific heat capacity of a substance if 500 J of heat is required to raise th..
Question: Find the coordinates of the centroid of the triangle with vertices (0, 0), (6, 0), and (0,..
Question: What is the primary site of protein digestion? (2023)Options: MouthStomachSmall intestineL..
Question: Which structure increases the surface area for absorption in the small intestine? (2022)Op..
Question: What is the main function of the gastric acid in the stomach? (2019)Options: Neutralizes f..
Question: Which of the following enzymes is secreted by the pancreas? (2020)Options: PepsinAmylaseTr..
Question: Which vitamin is primarily absorbed in the ileum of the small intestine? (2023)Options: Vi..
Question: What enzyme is responsible for the digestion of carbohydrates in the mouth? (2020)Options:..
Question: Which part of the digestive system is primarily responsible for the absorption of nutrient..
Question: What is the primary function of parathyroid hormone? (2023)Options: Increase calcium level..
Question: Which hormone regulates the sleep-wake cycle? (2022)Options: MelatoninSerotoninCortisolAdr..
Question: What is the effect of cortisol on the body? (2019)Options: Increases metabolismReduces inf..
Question: What is the formula for calculating the capacitance of a parallel plate capacitor?Options:..
Question: In a parallel circuit with two resistors of 6 ohms and 3 ohms, what is the total resistanc..
Question: What is the power consumed by a device that operates at a voltage of 120 volts and draws a..
Question: What is the magnetic field strength at the center of a circular loop of radius r carrying ..
Question: A capacitor of capacitance 10 microfarads is charged to a voltage of 5 volts. What is the ..
Question: What is the equivalent resistance of two resistors of 4 ohms and 6 ohms connected in serie..
Question: If a circuit has a resistance of 5 ohms and a current of 2 amperes, what is the voltage ac..
Question: Which of the following is a common respiratory disease characterized by inflammation of th..
Question: What is the primary function of the surfactant in the alveoli? (2019)Options: Increase sur..
Question: During inhalation, the pressure in the thoracic cavity: (2022)Options: IncreasesDecreasesR..
Question: What is the role of hemoglobin in respiration? (2019)Options: Transporting oxygenFiltering..
Question: A 5 kg object is dropped from a height of 20 m. What is its velocity just before it hits t..
Question: A 10 kg mass is lifted to a height of 5 m. What is the potential energy gained? (Take g = ..
Question: If the speed of sound in air is 340 m/s, how long does it take for sound to travel 1 km?Op..
Question: A pendulum swings with a period of 2 seconds. What is the length of the pendulum? (Take g ..
Question: A block of mass 5 kg is placed on a frictionless surface and is pushed with a force of 20 ..
Question: A projectile is launched at an angle of 30° with the horizontal with an initial velocity o..
