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Question: If a machine does 500 J of work in 10 seconds, what is its power output?Options: 50 W100 W..
Question: A 10 kg object falls from a height of 20 m. What is its speed just before it hits the grou..
Question: A 1 kg mass is lifted to a height of 5 m. How much work is done against gravity?Options: 5..
Question: A 3 kg object is moving with a speed of 10 m/s. What is its kinetic energy?Options: 150 J3..
Question: A 2 kg ball is thrown vertically upwards with a speed of 20 m/s. What is the maximum heigh..
Question: A roller coaster at the top of a hill has a height of 30 m. If it has a mass of 500 kg, wh..
Question: A 5 kg object is dropped from a height of 10 m. What is the total mechanical energy just b..
Question: A cyclist accelerates from rest to a speed of 15 m/s. If the mass of the cyclist and the b..
Question: If a machine does 200 J of work in 5 seconds, what is its power output?Options: 20 W40 W50..
Question: A 50 kg object is moving with a velocity of 10 m/s. What is its momentum?Options: 500 kg m..
Question: An object is lifted vertically to a height of 10 m. If the mass of the object is 5 kg, wha..
Question: If a force of 5 N is applied at an angle of 60 degrees to the horizontal while moving an o..
Question: What is the dimension of frequency?Options: M^0L^0T^-1M^1L^0T^-1M^0L^1T^-1M^0L^0T^0Correct..
Question: What is the dimension of the gravitational constant G?Options: M^-1L^3T^-2M^1L^3T^-2M^1L^2..
Question: The unit of electric charge in SI is?Options: CoulombAmpereVoltOhmCorrect Answer: CoulombS..
Question: Which of the following quantities has the dimension of [M^0L^2T^-2]?Options: EnergyForcePo..
Question: What are the dimensions of pressure?Options: ML^-1T^-2ML^2T^-2ML^2T^-1M^0L^0T^0Correct Ans..
Question: When dividing 25.0 by 4.00, how many significant figures should the answer have?Options: 2..
Question: Which of the following is true about significant figures?Options: All zeros are significan..
Question: In the measurement 0.007890, how many significant figures are present?Options: 3456Correct..
Question: What is the result of 6.022 x 10^23 rounded to 3 significant figures?Options: 6.02 x 10^23..
Question: If you add 12.11 and 0.3, how many decimal places should the answer have?Options: 1234Corr..
Question: Which of the following numbers has the least number of significant figures?Options: 0.0034..
Question: When multiplying 3.00 by 2.5, how many significant figures should the result have?Options:..
Question: How many significant figures are in the number 100.0?Options: 1234Correct Answer: 4Solutio..
Question: What is the number of significant figures in the measurement 0.00456?Options: 2345Correct ..
Question: Which plant structure is primarily involved in the reproduction of flowering plants?Option..
Question: A length is measured as 100.0 m with an uncertainty of ±0.5 m. What is the significant fig..
Question: A student measures the speed of a car as 60 km/h with an uncertainty of ±2 km/h. What is t..
Question: If a measurement of time is recorded as 15.0 s with an uncertainty of ±0.5 s, what is the ..
