Forum Forums Recent Posts Notifications Clear all Recent Posts Recent Posts Unread Posts Not Replied Topics Solved Topics Unsolved Topics Closed Topics Open Topics Sticky Topics Page 2 / 114 Prev 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 Next Topic Title Forum State and explain Joule’s law of heating. (b) A resistance of 40 ohms and one of 60 ohms are arranged in series across 220 volt supply. By Satkriti Roao 8 hours ago | Last Post: 8 hours ago Electricity (a) Joule's law of heating states that heat produc... 8 hours ago By Samar... (a) State and explain Joule’s law of heating. (b... 8 hours ago By Satkr... State three factors on which the heat produced by an electric current depends. How does it depend on these factors? By Satkriti Roao 8 hours ago | Last Post: 8 hours ago Electricity Heat produced by an electric current depends on th... 8 hours ago By Samar... State three factors on which the heat produced by ... 8 hours ago By Satkr... (a) Write down the formula for the heat produced when a current I is passed through a resistor R for time. (b) An electric iron of resistance 20 ohms draws a current of 5 amperes. Calculate the heat produced in 30 seconds. By Satkriti Roao 8 hours ago | Last Post: 8 hours ago Electricity (a) Heat produced, H = I2Rt (b) Given: R = 20 oh... 8 hours ago By Samar... (a) Write down the formula for the heat produced w... 8 hours ago By Satkr... Why does the connecting cord of an electric heater not glow hot while the heating element does? By Satkriti Roao 8 hours ago | Last Post: 8 hours ago Electricity The connecting cord of the heater made of copper d... 8 hours ago By Samar... Why does the connecting cord of an electric heater... 8 hours ago By Satkr... Explain why filament type electric bulbs are not power efficient. By Satkriti Roao 9 hours ago | Last Post: 9 hours ago Electricity Filament type electric bulbs are not power efficie... 9 hours ago By Samar... Explain why filament type electric bulbs are not p... 9 hours ago By Satkr... Name two gases which are filled in filament type electric light bulbs. By Satkriti Roao 9 hours ago | Last Post: 9 hours ago Electricity Argon and nitrogen. 9 hours ago By Samar... Name two gases which are filled in filament type e... 9 hours ago By Satkr... Name two devices which work on the heating effect of electric current. By Satkriti Roao 9 hours ago | Last Post: 9 hours ago Electricity Electric heater and electric fuse. 9 hours ago By Samar... Name two devices which work on the heating effect ... 9 hours ago By Satkr... Which effect of current is utilised in the working of an electric fuse? By Satkriti Roao 9 hours ago | Last Post: 9 hours ago Electricity Heating effect 9 hours ago By Samar... Which effect of current is utilised in the working... 9 hours ago By Satkr... Which effect of current is utilised in an electric light bulb? By Satkriti Roao 9 hours ago | Last Post: 9 hours ago Electricity Heating effect 9 hours ago By Samar... Which effect of current is utilised in an electric... 9 hours ago By Satkr... Name two effects produced by electric current. By Satkriti Roao 9 hours ago | Last Post: 9 hours ago Electricity Two effects of produced by electric current are: ... 9 hours ago By Samar... Name two effects produced by electric current. 9 hours ago By Satkr... Page 2 / 114 Prev 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 Next Share: How Can We Help? Home About Us Contact Us Privacy Policy Term of Use Copyright © 2020 Eanshub All Rights Reserved
