Physics Homework Aid
Physics holds significant importance among the natural sciences, elucidating life's wonders and ranking among the most challenging subjects to master.
QuestionAI is a rich and user-friendly physics problem solver for novice physicists, enabling exploration of atomic properties and interactions, alongside molecular trajectories under various forces. Furthermore, you can delve into the mysteries concealed amidst galaxies with fellow physics enthusiasts. Boldly pose your conjectures and queries to the AI, and authoritative answers will readily emerge.
- The plug of an electrical appliance contains a fuse. (a) What is the correct circuit symbol for a fuse? Tick one box. square E square square square (b)The appliance is connected to the mains electrical supply.The mains potential difference is 230 V. Calculate the energy transferred when 13 C of charge flows through the appliance. Use the equation: energy transterred=charge foo x potental differenoe __ Energy transfered= The diagram below shows the structure of a fuse Glass case (c)Write down the equation that links charge flow. current and tme. __ (d) The fuse wire melts when 1.52 coulombs of charge flows through the fuse in 0.40 secc Calculate the current at which the fuse wire melts. __ Scanned with Camsc
- A battery stores __ energy. What one word completes the sentence? Enter your answer
- A pendulum of length 11 . cm is swinging from a fixed point , as shown. Calculate the distance that the end of the pendulum travels when it swings through an angle of 84^circ Give your answer in centimetres (cm) to 1 d.p.
- 12. Avolmeter has a resistance of 40 A voltmeter has a resistance of 4.0kQ and reads 1.0 V for every scale division on the meter. A power supply of emf 20 V and negigble internal resistance is connected across this voltmeter. and a resistor in series. The voltmeter reads two divisions. What is the value of the resistor? A 44kOmega B 36kOmega C 4.4kOmega D 3.6kOmega
- Question 4 of 41 Calculate the volume of 1280 kilograms of aluminium if the density of aluminium is 2700kg/m^3 Give your answer to 2 decimal places. Enter your answer as a number m^3