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Question: A particle is moving in a circular path of radius r with a constant angular speed ω. What ..
Question: A flywheel is rotating with an angular velocity of 10 rad/s. If it is subjected to a torqu..
Question: A rotating body has an angular momentum L. If its moment of inertia is I, what is the angu..
Question: In the expression 0.00450 + 0.0034, how many significant figures should the result have?Op..
Question: A uniform rod of length L and mass M is pivoted at one end and released from rest. What is..
Question: Which of the following is true about the number 2500?Options: It has 2 significant figures..
Question: A disc of radius R and mass M is rotating about its axis with an angular velocity ω. What ..
Question: What is the result of 6.022 × 10^23 rounded to three significant figures?Options: 6.02 × 1..
Question: In the calculation 12.11 + 0.3 + 1.234, how many significant figures should the answer hav..
Question: When multiplying 3.00 and 2.5, how many significant figures should the result have?Options..
Question: How many significant figures are in the number 1002?Options: 2341Correct Answer: 4Solution..
Question: If the density of a substance is measured as 8.0 g/cm³ with an uncertainty of ±0.2 g/cm³, ..
Question: A speed of 30 m/s is measured with an uncertainty of ±0.5 m/s. What is the total uncertain..
Question: A force is measured as 100 N with an uncertainty of ±2 N. What is the maximum possible val..
Question: A pendulum\'s period is measured as 2.0 s with an uncertainty of ±0.1 s. What is the fract..
Question: If the area of a rectangle is calculated as 50 m² with a length of 10 m and an uncertainty..
Question: A voltage measurement is taken as 220 V with an uncertainty of ±5 V. What is the absolute ..
Question: A thermometer reads 25.0 °C with an uncertainty of ±0.2 °C. What is the range of possible ..
Question: If the mass of an object is measured as 50 kg with an uncertainty of ±0.5 kg, what is the ..
Question: A measurement of length is recorded as 12.3 cm with an uncertainty of ±0.1 cm. What is the..
Question: Which equation is used to calculate the viscosity of a fluid in a capillary tube?Options: ..
Question: What is the correct way to express 0.000123 in scientific notation?Options: 1.23 x 10^-41...
Question: What is the uncertainty in the measurement of a length of 5.00 cm ± 0.02 cm when calculati..
Question: If the length of a side of a cube is measured as 2.5 cm with an uncertainty of 0.1 cm, wha..
Question: The phenomenon of liquid rising in a narrow tube is known as?Options: Surface tensionCapil..
Question: If a liquid has a surface tension of 0.05 N/m, what is the work done in increasing the sur..
Question: A liquid has a surface tension of 0.03 N/m. What is the height of the liquid column that c..
Question: In which scenario does heat transfer occur through both conduction and convection?Options:..
Question: What is the primary factor affecting the rate of heat transfer by conduction?Options: Surf..
Question: What is the term for the transfer of heat through electromagnetic waves?Options: Conductio..
