Search
Question: Which of the following quantities is measured in Joules?Options: WorkPowerEnergyBoth Work ..
Question: Which of the following quantities has the dimension of [M^0 L^0 T^0]?Options: MassTimeLeng..
Question: In the measurement 2500 kg, how many significant figures are there?Options: 2341Correct An..
Question: How should the number 0.0001234 be rounded to two significant figures?Options: 0.000120.00..
Question: Which of the following operations will yield a result with the least number of significant..
Question: What is the result of dividing 150.0 by 3.00, considering significant figures?Options: 50...
Question: If a measurement is recorded as 0.00780 m, how many significant figures does it have?Optio..
Question: What is the correct way to express 0.000450 in scientific notation with significant figure..
Question: Which of the following numbers has three significant figures?Options: 0.00456123.410010.03..
Question: A measurement of a physical quantity is reported as 25.0 ± 0.5 units. What is the total un..
Question: In a physics experiment, the speed of an object is measured as 20.0 m/s with an uncertaint..
Question: A thermometer reads 100.0 °C with an uncertainty of ±0.5 °C. What is the range of possible..
Question: If the density of a substance is measured as 8.0 g/cm³ with an uncertainty of ±0.2 g/cm³, ..
Question: A length is measured as 15.0 m with an uncertainty of ±0.5 m. If this length is used to ca..
Question: In an experiment, the voltage is measured as 12.0 V with an uncertainty of ±0.3 V. What is..
Question: A student measures the time period of a pendulum as 2.0 s with an uncertainty of ±0.1 s. W..
Question: Which of the following is the correct conversion factor from kilometers to meters?Options:..
Question: What is the relationship between Celsius and Kelvin?Options: K = C + 273.15K = C - 273.15C..
Question: What is the dimensional formula for pressure?Options: M¹L⁻¹T⁻²M¹L²T⁻²M⁰L⁰T⁰M¹L⁰T⁻²Correct ..
Question: What is the primary mode of heat transfer from the Sun to the Earth?Options: ConductionCon..
Question: If a metal rod is heated at one end, how does the heat travel to the other end?Options: By..
Question: Which process involves a change in temperature without a change in heat content?Options: I..
Question: In a process where 300 J of heat is added to a system and the system does 100 J of work, w..
Question: In an isochoric process, the volume of the system:Options: IncreasesDecreasesRemains const..
Question: What is the work done by a gas during expansion against a constant external pressure?Optio..
Question: In an isothermal process, the internal energy of an ideal gas:Options: IncreasesDecreasesR..
Question: In a refrigerator, the work done on the system is used to:Options: Increase the internal e..
Question: What happens to the pressure of an ideal gas if its volume is halved while keeping the tem..
Question: If two forces of equal magnitude are applied at opposite ends of a lever arm, what is the ..
Question: A torque of 12 Nm is applied to a wheel of radius 0.4 m. What is the force applied at the ..