FST 9
TEST SERIES (PHYSICS FST)

266587 Equipotential surfaces are shown in figure. Then the electric field strength will be:

1 \(100 \mathrm{Vm}^{-1}\) along X -axis
2 \(100 \mathrm{Vm}^{-1}\) along Y-axis
3 \(200 \mathrm{Vm}^{-1}\) at an angle \(120^{\circ}\) with X -axis
4 \(50 \mathrm{Vm}^{-1}\) at an angle \(120^{\circ}\) with X -axis
TEST SERIES (PHYSICS FST)

266588 An alternating voltage source \(\mathrm{E}(\mathrm{v})=220 \sin 100 \mathrm{nt}\). The frequecy of the source is:

1 220 Hz
2 \(100 \pi \mathrm{~Hz}\)
3 50 Hz
4 100 Hz
TEST SERIES (PHYSICS FST)

266589 The equivalent capacitance of three capacitors of capacitance \(\mathrm{C}_1, \mathrm{C}_2 \& \mathrm{C}_5\) are connected in parallel is 12 units \& product \(C_1 C_2 C_5=48\). When the capacitors \(\mathrm{C}_1 \& \mathrm{C}_2\) are connected in parallel the equivalent capacitance is 6 unit. Then capacitances are:

1 \(2,3,7\)
2 \(1.5,2.5,8\)
3 \(1,5,6\)
4 \(4,2,6\)
TEST SERIES (PHYSICS FST)

266590 The current in a wire varies with time according to the equation \(I=4+2 \mathrm{t}\), where \(I\) is in ampere and \(t\) is in second. The quantity of charge which has to be passed through a cross-section of the wire during the time \(t=2 \mathrm{~s}\) to \(t=6 \mathrm{~s}\) is :

1 40 C
2 48 C
3 38 C
4 43 C
TEST SERIES (PHYSICS FST)

266591 A 100 W bulb \(\mathrm{B}_1\) and two 60 W bulbs \(\mathrm{B}_2 \& \mathrm{~B}_3\) are connected to 250 V source as shown in figure. How \(\mathrm{W}_1, \mathrm{~W}_2 \& \mathrm{~W}_3\) are the output powers of bulbs \(\mathrm{B}_1, \mathrm{~B}_2\) and \(B_3\) respectively then :

1 \(W_1>W_2=W_3\)
2 \(W_1>W_2>W_3\)
3 \(W_1
4 \(W_1
TEST SERIES (PHYSICS FST)

266587 Equipotential surfaces are shown in figure. Then the electric field strength will be:

1 \(100 \mathrm{Vm}^{-1}\) along X -axis
2 \(100 \mathrm{Vm}^{-1}\) along Y-axis
3 \(200 \mathrm{Vm}^{-1}\) at an angle \(120^{\circ}\) with X -axis
4 \(50 \mathrm{Vm}^{-1}\) at an angle \(120^{\circ}\) with X -axis
TEST SERIES (PHYSICS FST)

266588 An alternating voltage source \(\mathrm{E}(\mathrm{v})=220 \sin 100 \mathrm{nt}\). The frequecy of the source is:

1 220 Hz
2 \(100 \pi \mathrm{~Hz}\)
3 50 Hz
4 100 Hz
TEST SERIES (PHYSICS FST)

266589 The equivalent capacitance of three capacitors of capacitance \(\mathrm{C}_1, \mathrm{C}_2 \& \mathrm{C}_5\) are connected in parallel is 12 units \& product \(C_1 C_2 C_5=48\). When the capacitors \(\mathrm{C}_1 \& \mathrm{C}_2\) are connected in parallel the equivalent capacitance is 6 unit. Then capacitances are:

1 \(2,3,7\)
2 \(1.5,2.5,8\)
3 \(1,5,6\)
4 \(4,2,6\)
TEST SERIES (PHYSICS FST)

266590 The current in a wire varies with time according to the equation \(I=4+2 \mathrm{t}\), where \(I\) is in ampere and \(t\) is in second. The quantity of charge which has to be passed through a cross-section of the wire during the time \(t=2 \mathrm{~s}\) to \(t=6 \mathrm{~s}\) is :

1 40 C
2 48 C
3 38 C
4 43 C
TEST SERIES (PHYSICS FST)

266591 A 100 W bulb \(\mathrm{B}_1\) and two 60 W bulbs \(\mathrm{B}_2 \& \mathrm{~B}_3\) are connected to 250 V source as shown in figure. How \(\mathrm{W}_1, \mathrm{~W}_2 \& \mathrm{~W}_3\) are the output powers of bulbs \(\mathrm{B}_1, \mathrm{~B}_2\) and \(B_3\) respectively then :

1 \(W_1>W_2=W_3\)
2 \(W_1>W_2>W_3\)
3 \(W_1
4 \(W_1
TEST SERIES (PHYSICS FST)

266587 Equipotential surfaces are shown in figure. Then the electric field strength will be:

1 \(100 \mathrm{Vm}^{-1}\) along X -axis
2 \(100 \mathrm{Vm}^{-1}\) along Y-axis
3 \(200 \mathrm{Vm}^{-1}\) at an angle \(120^{\circ}\) with X -axis
4 \(50 \mathrm{Vm}^{-1}\) at an angle \(120^{\circ}\) with X -axis
TEST SERIES (PHYSICS FST)

266588 An alternating voltage source \(\mathrm{E}(\mathrm{v})=220 \sin 100 \mathrm{nt}\). The frequecy of the source is:

1 220 Hz
2 \(100 \pi \mathrm{~Hz}\)
3 50 Hz
4 100 Hz
TEST SERIES (PHYSICS FST)

266589 The equivalent capacitance of three capacitors of capacitance \(\mathrm{C}_1, \mathrm{C}_2 \& \mathrm{C}_5\) are connected in parallel is 12 units \& product \(C_1 C_2 C_5=48\). When the capacitors \(\mathrm{C}_1 \& \mathrm{C}_2\) are connected in parallel the equivalent capacitance is 6 unit. Then capacitances are:

1 \(2,3,7\)
2 \(1.5,2.5,8\)
3 \(1,5,6\)
4 \(4,2,6\)
TEST SERIES (PHYSICS FST)

266590 The current in a wire varies with time according to the equation \(I=4+2 \mathrm{t}\), where \(I\) is in ampere and \(t\) is in second. The quantity of charge which has to be passed through a cross-section of the wire during the time \(t=2 \mathrm{~s}\) to \(t=6 \mathrm{~s}\) is :

1 40 C
2 48 C
3 38 C
4 43 C
TEST SERIES (PHYSICS FST)

266591 A 100 W bulb \(\mathrm{B}_1\) and two 60 W bulbs \(\mathrm{B}_2 \& \mathrm{~B}_3\) are connected to 250 V source as shown in figure. How \(\mathrm{W}_1, \mathrm{~W}_2 \& \mathrm{~W}_3\) are the output powers of bulbs \(\mathrm{B}_1, \mathrm{~B}_2\) and \(B_3\) respectively then :

1 \(W_1>W_2=W_3\)
2 \(W_1>W_2>W_3\)
3 \(W_1
4 \(W_1
TEST SERIES (PHYSICS FST)

266587 Equipotential surfaces are shown in figure. Then the electric field strength will be:

1 \(100 \mathrm{Vm}^{-1}\) along X -axis
2 \(100 \mathrm{Vm}^{-1}\) along Y-axis
3 \(200 \mathrm{Vm}^{-1}\) at an angle \(120^{\circ}\) with X -axis
4 \(50 \mathrm{Vm}^{-1}\) at an angle \(120^{\circ}\) with X -axis
TEST SERIES (PHYSICS FST)

266588 An alternating voltage source \(\mathrm{E}(\mathrm{v})=220 \sin 100 \mathrm{nt}\). The frequecy of the source is:

1 220 Hz
2 \(100 \pi \mathrm{~Hz}\)
3 50 Hz
4 100 Hz
TEST SERIES (PHYSICS FST)

266589 The equivalent capacitance of three capacitors of capacitance \(\mathrm{C}_1, \mathrm{C}_2 \& \mathrm{C}_5\) are connected in parallel is 12 units \& product \(C_1 C_2 C_5=48\). When the capacitors \(\mathrm{C}_1 \& \mathrm{C}_2\) are connected in parallel the equivalent capacitance is 6 unit. Then capacitances are:

1 \(2,3,7\)
2 \(1.5,2.5,8\)
3 \(1,5,6\)
4 \(4,2,6\)
TEST SERIES (PHYSICS FST)

266590 The current in a wire varies with time according to the equation \(I=4+2 \mathrm{t}\), where \(I\) is in ampere and \(t\) is in second. The quantity of charge which has to be passed through a cross-section of the wire during the time \(t=2 \mathrm{~s}\) to \(t=6 \mathrm{~s}\) is :

1 40 C
2 48 C
3 38 C
4 43 C
TEST SERIES (PHYSICS FST)

266591 A 100 W bulb \(\mathrm{B}_1\) and two 60 W bulbs \(\mathrm{B}_2 \& \mathrm{~B}_3\) are connected to 250 V source as shown in figure. How \(\mathrm{W}_1, \mathrm{~W}_2 \& \mathrm{~W}_3\) are the output powers of bulbs \(\mathrm{B}_1, \mathrm{~B}_2\) and \(B_3\) respectively then :

1 \(W_1>W_2=W_3\)
2 \(W_1>W_2>W_3\)
3 \(W_1
4 \(W_1
TEST SERIES (PHYSICS FST)

266587 Equipotential surfaces are shown in figure. Then the electric field strength will be:

1 \(100 \mathrm{Vm}^{-1}\) along X -axis
2 \(100 \mathrm{Vm}^{-1}\) along Y-axis
3 \(200 \mathrm{Vm}^{-1}\) at an angle \(120^{\circ}\) with X -axis
4 \(50 \mathrm{Vm}^{-1}\) at an angle \(120^{\circ}\) with X -axis
TEST SERIES (PHYSICS FST)

266588 An alternating voltage source \(\mathrm{E}(\mathrm{v})=220 \sin 100 \mathrm{nt}\). The frequecy of the source is:

1 220 Hz
2 \(100 \pi \mathrm{~Hz}\)
3 50 Hz
4 100 Hz
TEST SERIES (PHYSICS FST)

266589 The equivalent capacitance of three capacitors of capacitance \(\mathrm{C}_1, \mathrm{C}_2 \& \mathrm{C}_5\) are connected in parallel is 12 units \& product \(C_1 C_2 C_5=48\). When the capacitors \(\mathrm{C}_1 \& \mathrm{C}_2\) are connected in parallel the equivalent capacitance is 6 unit. Then capacitances are:

1 \(2,3,7\)
2 \(1.5,2.5,8\)
3 \(1,5,6\)
4 \(4,2,6\)
TEST SERIES (PHYSICS FST)

266590 The current in a wire varies with time according to the equation \(I=4+2 \mathrm{t}\), where \(I\) is in ampere and \(t\) is in second. The quantity of charge which has to be passed through a cross-section of the wire during the time \(t=2 \mathrm{~s}\) to \(t=6 \mathrm{~s}\) is :

1 40 C
2 48 C
3 38 C
4 43 C
TEST SERIES (PHYSICS FST)

266591 A 100 W bulb \(\mathrm{B}_1\) and two 60 W bulbs \(\mathrm{B}_2 \& \mathrm{~B}_3\) are connected to 250 V source as shown in figure. How \(\mathrm{W}_1, \mathrm{~W}_2 \& \mathrm{~W}_3\) are the output powers of bulbs \(\mathrm{B}_1, \mathrm{~B}_2\) and \(B_3\) respectively then :

1 \(W_1>W_2=W_3\)
2 \(W_1>W_2>W_3\)
3 \(W_1
4 \(W_1