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A metallic disc is being heated. Its area A ( in m^2) at any time t ( in second) is given by A = 5t^2 + 4t + 8. Calculate the rate of increase in area at t = 3s.
16
Sep
A metallic disc is being heated. Its area A ( in m^2) at any time t ( in second) is given by A = 5t^2 + 4t + 8. Calculate the rate of increase in area at t = 3s. A metallic disc is being heated. Its area A ( in m^2) at any time [...]
A particle starts moving with initial velocity u = 25 ms ^-1 and retardation a = -2 m s ^-2. Draw the velocity time graph.
16
Sep
A particle starts moving with initial velocity u = 25 ms ^-1 and retardation a = -2 m s ^-2. Draw the velocity time graph. A particle starts moving with initial velocity u = 25 ms ^-1 and retardation a = -2 m s ^-2. Draw the velocity time graph. September 16, 2020 Category: Uncategorised [...]
If a particle starts moving with initial velocity u = 1 m s^-1 and acceleration a = 2 m s^-2, the velocity of the particle at any time is given by v = u + at = 1 + 2t. Plot the velocity
16
Sep
If a particle starts moving with initial velocity u = 1 m s^-1 and acceleration a = 2 m s^-2, the velocity of the particle at any time is given by v = u + at = 1 + 2t. Plot the velocity If a particle starts moving with initial velocity u = 1 m [...]
Plot the lines: (a) 3x + 2y = 0 (b) x – 3y + 6 = 0
16
Sep
Plot the lines: (a) 3x + 2y = 0 (b) x – 3y + 6 = 0 Plot the lines: (a) 3x + 2y = 0 (b) x - 3y + 6 = 0 September 16, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Using binomial expansion, simplify the expression , assuming delta x to be small in comparison to x.
16
Sep
Using binomial expansion, simplify the expression , assuming delta x to be small in comparison to x. assuming delta x to be small in comparison to x. simplify the expression Using binomial expansion September 16, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Expand (1 + x)^-2
16
Sep
Expand (1 + x)^-2 Expand (1 + x)^-2 September 16, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The energy of a system as a function of time t is given as E (t) = A^2 exp (-at), where alpha = 0.2 s^-1. The measurement of A has an error of 1.25%. If the error in the measurement of time is
16
Sep
The energy of a system as a function of time t is given as E (t) = A^2 exp (-at), where alpha = 0.2 s^-1. The measurement of A has an error of 1.25%. If the error in the measurement of time is The energy of a system as a function of time t is [...]
To find the distance d over which a signal can be seen clearly in foggy conditions, a railways engineer uses dimensional analysis and assumes that the distance depends on the mass density
16
Sep
To find the distance d over which a signal can be seen clearly in foggy conditions, a railways engineer uses dimensional analysis and assumes that the distance depends on the mass density a railways engineer uses dimensional analysis and assumes that the distance depends on the mass density To find the distance d over which [...]
Match list 1 with list 2 and select the correct answer using the codes given below the lists:
16
Sep
Match list 1 with list 2 and select the correct answer using the codes given below the lists: Match list 1 with list 2 and select the correct answer using the codes given below the lists: September 16, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Some physical quantities are given in Column 1 and some possible SI units in which these quantities may be expressed are given in column 2. Match the physical quantities in Column 1 with the units in
16
Sep
Some physical quantities are given in Column 1 and some possible SI units in which these quantities may be expressed are given in column 2. Match the physical quantities in Column 1 with the units in Some physical quantities are given in Column 1 and some possible SI units in which these quantities may be [...]