267914
Two equally charged identical metal spheres\(A\) and \(B\) repel each other with a force \(F\). Another identical uncharged sphere \(\mathbf{C}\) is touched to \(A\) and then placed midway between \(A\) and \(B\). The net force on \(C\) is in the direction
267915
Two unlike chargesseperated by a distance of \(1 \mathrm{~m}\) attract each other with a force of \(0.108 \mathrm{~N}\). If the charges are in the ratio \(1: 3\),the weak charge is
267916
Three charges each equal to\(10^{-9} \mathrm{C}\) are placed at the corners of an equilateral triangle of side \(1 \mathrm{~m}\). The force on one of the charges is
267917
Two particles each of mass ' \(m\) ' and carrying charge ' \(Q\) ' areseperated by some distance.If they are in equilibrium under mutual gravitational and electro static forces, then \(Q / m\) (in \(\mathbf{c} / \mathbf{K} \mathbf{g}\) ) is of the order of
1 \(10^{-5}\)
2 \(10^{-10}\)
3 \(10^{-15}\)
4 \(10^{-20}\)
Explanation:
\(F_{e}=\frac{1}{4 \pi \varepsilon_{0}} \frac{q^{2}}{r^{2}}\) and \(F_{g}=\frac{G m^{2}}{r^{2}}\)
NEET Test Series from KOTA - 10 Papers In MS WORD
WhatsApp Here
Electric Charges and Fields
267914
Two equally charged identical metal spheres\(A\) and \(B\) repel each other with a force \(F\). Another identical uncharged sphere \(\mathbf{C}\) is touched to \(A\) and then placed midway between \(A\) and \(B\). The net force on \(C\) is in the direction
267915
Two unlike chargesseperated by a distance of \(1 \mathrm{~m}\) attract each other with a force of \(0.108 \mathrm{~N}\). If the charges are in the ratio \(1: 3\),the weak charge is
267916
Three charges each equal to\(10^{-9} \mathrm{C}\) are placed at the corners of an equilateral triangle of side \(1 \mathrm{~m}\). The force on one of the charges is
267917
Two particles each of mass ' \(m\) ' and carrying charge ' \(Q\) ' areseperated by some distance.If they are in equilibrium under mutual gravitational and electro static forces, then \(Q / m\) (in \(\mathbf{c} / \mathbf{K} \mathbf{g}\) ) is of the order of
1 \(10^{-5}\)
2 \(10^{-10}\)
3 \(10^{-15}\)
4 \(10^{-20}\)
Explanation:
\(F_{e}=\frac{1}{4 \pi \varepsilon_{0}} \frac{q^{2}}{r^{2}}\) and \(F_{g}=\frac{G m^{2}}{r^{2}}\)
267914
Two equally charged identical metal spheres\(A\) and \(B\) repel each other with a force \(F\). Another identical uncharged sphere \(\mathbf{C}\) is touched to \(A\) and then placed midway between \(A\) and \(B\). The net force on \(C\) is in the direction
267915
Two unlike chargesseperated by a distance of \(1 \mathrm{~m}\) attract each other with a force of \(0.108 \mathrm{~N}\). If the charges are in the ratio \(1: 3\),the weak charge is
267916
Three charges each equal to\(10^{-9} \mathrm{C}\) are placed at the corners of an equilateral triangle of side \(1 \mathrm{~m}\). The force on one of the charges is
267917
Two particles each of mass ' \(m\) ' and carrying charge ' \(Q\) ' areseperated by some distance.If they are in equilibrium under mutual gravitational and electro static forces, then \(Q / m\) (in \(\mathbf{c} / \mathbf{K} \mathbf{g}\) ) is of the order of
1 \(10^{-5}\)
2 \(10^{-10}\)
3 \(10^{-15}\)
4 \(10^{-20}\)
Explanation:
\(F_{e}=\frac{1}{4 \pi \varepsilon_{0}} \frac{q^{2}}{r^{2}}\) and \(F_{g}=\frac{G m^{2}}{r^{2}}\)
267914
Two equally charged identical metal spheres\(A\) and \(B\) repel each other with a force \(F\). Another identical uncharged sphere \(\mathbf{C}\) is touched to \(A\) and then placed midway between \(A\) and \(B\). The net force on \(C\) is in the direction
267915
Two unlike chargesseperated by a distance of \(1 \mathrm{~m}\) attract each other with a force of \(0.108 \mathrm{~N}\). If the charges are in the ratio \(1: 3\),the weak charge is
267916
Three charges each equal to\(10^{-9} \mathrm{C}\) are placed at the corners of an equilateral triangle of side \(1 \mathrm{~m}\). The force on one of the charges is
267917
Two particles each of mass ' \(m\) ' and carrying charge ' \(Q\) ' areseperated by some distance.If they are in equilibrium under mutual gravitational and electro static forces, then \(Q / m\) (in \(\mathbf{c} / \mathbf{K} \mathbf{g}\) ) is of the order of
1 \(10^{-5}\)
2 \(10^{-10}\)
3 \(10^{-15}\)
4 \(10^{-20}\)
Explanation:
\(F_{e}=\frac{1}{4 \pi \varepsilon_{0}} \frac{q^{2}}{r^{2}}\) and \(F_{g}=\frac{G m^{2}}{r^{2}}\)