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4. If the lateral surface of a cylinder is 94.2cm^2 and its height is 5cm, then find (i) radius of its base (ii) its volume.[Use π= 3.14]
17
Oct
4. If the lateral surface of a cylinder is 94.2cm^2 and its height is 5cm, then find (i) radius of its base (ii) its volume.[Use π= 3.14] 4. If the lateral surface of a cylinder is 94.2cm^2 and its height is 5cm then find (i) radius of its base (ii) its volume.[Use π= 3.14] October [...]
3. A soft drink is available in two packs – (i) a tin can with a rectangular base of length 5cm and width 4cm, having a height of 15 cm and (ii) a plastic cylinder with circular base of diameter 7cm and height 10cm. Which container has greater capacity and by how much?
17
Oct
3. A soft drink is available in two packs – (i) a tin can with a rectangular base of length 5cm and width 4cm, having a height of 15 cm and (ii) a plastic cylinder with circular base of diameter 7cm and height 10cm. Which container has greater capacity and by how much? 3. A [...]
The half-life of cobalt-60 is 5.25 yrs. After how long does its activity reduce to about one eight of its original value ?
17
Oct
The half-life of cobalt-60 is 5.25 yrs. After how long does its activity reduce to about one eight of its original value ? The half-life of cobalt-60 is 5.25 yrs. After how long does its activity reduce to about one eight of its original value ? October 17, 2020 Category: Uncategorised (JEE Advanced Physics by [...]
The activity of a sample is R1 at time t1 and R2 at time t2. The mean life of the sample is T. What is the number of nuclei that have disintegrated in time interval (t1 – t2) ?
17
Oct
The activity of a sample is R1 at time t1 and R2 at time t2. The mean life of the sample is T. What is the number of nuclei that have disintegrated in time interval (t1 – t2) ? The activity of a sample is R1 at time t1 and R2 at time t2. The [...]
Thorium 238Th90 produces a daughter nucleus that is radioactive. The daughter, in turn, produced its own radioactive daughter and so on. This process continues until bismuth 812Bi83 is reached.
17
Oct
Thorium 238Th90 produces a daughter nucleus that is radioactive. The daughter, in turn, produced its own radioactive daughter and so on. This process continues until bismuth 812Bi83 is reached. in turn produced its own radioactive daughter and so on. This process continues until bismuth 812Bi83 is reached. Thorium 238Th90 produces a daughter nucleus that is [...]
A 238U92 undergoes alpha decay. What is the resulting daughter nucleus ?
17
Oct
A 238U92 undergoes alpha decay. What is the resulting daughter nucleus ? A 238U92 undergoes alpha decay. What is the resulting daughter nucleus ? October 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A neutron is observed to strike an 16O8 nucleus and a deuteron is given off. What is the nucleus that result ?
17
Oct
A neutron is observed to strike an 16O8 nucleus and a deuteron is given off. What is the nucleus that result ? A neutron is observed to strike an 16O8 nucleus and a deuteron is given off. What is the nucleus that result ? October 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]
Two thin long wires carry current I1 and I2 along x and y axes, respectively , as shown in figure. Consider the points only in x- y plane.
17
Oct
Two thin long wires carry current I1 and I2 along x and y axes, respectively , as shown in figure. Consider the points only in x- y plane. as shown in figure. Consider the points only in x- y plane. respectively Two thin long wires carry current I1 and I2 along x and y axes [...]
A steady electric current is flowing through a cylindrical conductor. Then,
17
Oct
A steady electric current is flowing through a cylindrical conductor. Then, A steady electric current is flowing through a cylindrical conductor. Then October 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A long straight non – conducting string carries a charge density of 40 muC/m. It is pulled along its length at a speeed of 300 m/s . What is the magnetic field at a normal distance of 5 mm from the moving string ?
17
Oct
A long straight non – conducting string carries a charge density of 40 muC/m. It is pulled along its length at a speeed of 300 m/s . What is the magnetic field at a normal distance of 5 mm from the moving string ? Find the magnetic field at the origin in the figure shown [...]