JEE Mains Physics 2002-2019 Solved Video Solutions
A geostationary satellite is orbiting around an arbitrary planet ‘P’ at a height of 11R above the surface of ‘P’, R being the radius of ‘P’. The time period of another satellite in hours at a height of 2R from the surface of ‘P’ is……….’P’ has the time period of 24 hours.
28
Sep
A geostationary satellite is orbiting around an arbitrary planet ‘P’ at a height of 11R above the surface of ‘P’, R being the radius of ‘P’. The time period of another satellite in hours at a height of 2R from the surface of ‘P’ is……….’P’ has the time period of 24 hours. A geostationary satellite [...]
Which one of the following will be the output of the given circuit ?
28
Sep
Which one of the following will be the output of the given circuit ? Which one of the following will be the output of the given circuit ? September 28, 2021 Category: JEE Mains Physics 2002-2019 Solved Video Solutions , Practice Set 1 ,
A block of mass 1 kg attached to a spring is made to oscillate with an initial amplitude of 12 cm. After 2 minutes the amplitude decreases to 6 cm. Determine the value of the damping constant for this motion. (take In 2 = 0.693)
28
Sep
A block of mass 1 kg attached to a spring is made to oscillate with an initial amplitude of 12 cm. After 2 minutes the amplitude decreases to 6 cm. Determine the value of the damping constant for this motion. (take In 2 = 0.693) Red light differs from blue light as they have: September [...]
The following bodies, (1) a ring (2) a disc (3) a solid cylinder (4) a solid sphere, of same mass ‘m’ and radius ‘R’ are allowed to roll down without slipping simultaneously from the top of the inclined plane. The body which will reach first at the bottom of the inclined plane is …….. [Mark the body as per their respective numbering given in the question]
28
Sep
The following bodies, (1) a ring (2) a disc (3) a solid cylinder (4) a solid sphere, of same mass ‘m’ and radius ‘R’ are allowed to roll down without slipping simultaneously from the top of the inclined plane. The body which will reach first at the bottom of the inclined plane is …….. [Mark [...]
If one mole of the polyatomic gas is having two vibrational modes and β is the ratio of molar specific heats for polyatomic gas (β = CP/CV) then the value of β is :
28
Sep
If one mole of the polyatomic gas is having two vibrational modes and β is the ratio of molar specific heats for polyatomic gas (β = CP/CV) then the value of β is : If one mole of the polyatomic gas is having two vibrational modes and β is the ratio of molar specific heats [...]
Consider two identical springs each of spring constant k and negligible mass compared to the ass M as shown. Fig.1 shows one of them and Fig.2 shows their series combination. The ratios of time period of oscillation of the two SHM is T b/T a = √ x , where value of x is ……… (Round off to the Nearest Integer)
28
Sep
Consider two identical springs each of spring constant k and negligible mass compared to the ass M as shown. Fig.1 shows one of them and Fig.2 shows their series combination. The ratios of time period of oscillation of the two SHM is T b/T a = √ x , where value of x is ……… [...]
The radius in kilometer to which the present radius of earth (R = 6400 km) to be compressed so that the escape velocity is increased 10 time is ……….
28
Sep
The radius in kilometer to which the present radius of earth (R = 6400 km) to be compressed so that the escape velocity is increased 10 time is ………. The radius in kilometer to which the present radius of earth (R = 6400 km) to be compressed so that the escape velocity is increased 10 [...]
The angular speed of truck wheel is increased from 900 rpm to 2460 rpm in 26 seconds. The number of revolutions by the truck engine during this time is ………….. (Assuming the acceleration to be uniform).
28
Sep
The angular speed of truck wheel is increased from 900 rpm to 2460 rpm in 26 seconds. The number of revolutions by the truck engine during this time is ………….. (Assuming the acceleration to be uniform). Red light differs from blue light as they have: September 28, 2021 Category: JEE Mains Physics 2002-2019 Solved Video [...]
Four identical rectangular plates with length, l = 2 cm and breadth, b = 3/2 cm are arranged as shown in figure. The equivalent capacitance between A and C is Xε0/d. The value of x is ……. (Round off to the Nearest Integer)
28
Sep
Four identical rectangular plates with length, l = 2 cm and breadth, b = 3/2 cm are arranged as shown in figure. The equivalent capacitance between A and C is Xε0/d. The value of x is ……. (Round off to the Nearest Integer) b = 3/2 cm are arranged as shown in figure. The equivalent [...]
For VHF signal broadcasting, ….. km^2 of maximum service area will be covered by an antenna tower of height 30m, if the receiving antenna is placed at ground. Let radius of the earth be 6400 km. (Round off to the Nearest Integer) (Take π as 3.14)
28
Sep
For VHF signal broadcasting, ….. km^2 of maximum service area will be covered by an antenna tower of height 30m, if the receiving antenna is placed at ground. Let radius of the earth be 6400 km. (Round off to the Nearest Integer) (Take π as 3.14) ..... km^2 of maximum service area will be covered [...]