যদি একটি গ্যাস 200J তাপ শোষণ করে এবং 2 xx 10^(...) এর ধ্রুবক চাপের বিপরীতে 500 সেমি^(3) দ্বারা প্রসারিত হয়

An athlete in the Olympic gamed covers a distance of 100 m in 10 s . His kinetic energy can be estimated to be in range. (1) 200 J - 500 J (2) 2 xx 10^(5) J - 3 xx 10^(5) J (3) 20,000 J - 50,000 J (4) 2,000 J - 5,000 J .

A thermodynamic process is shown in the following figure. The process and volumes corresponding to some points in the figure are: P_(A) =3 xx 10^(4)Pa , V_(A) =2 xx 10^(-3) m^(-3) , P_(B) = 8 xx 10^(4) Pa, V_(D) = 5 xx 10^(-3) m^(3) In process AB, 600J of heat is added to the system and in the process BC, 200J of heat is added to the system. the change in internla energy of the system in the process AC would be

A thermodynamic process is shown in this figure. The pressure and volumes corresponding to some points in the figure are P_(A) = 3 xx 10^(4) Pa V_(A) = 2 xx 10^(3) m^(3) P_(B) = 8 xx 10^(4) Pa , V_(D) = 5 xx 10^(-3) m^(3) In process AB, 600 J of heat is added to the system and in process BC 200 J of heat is added to the system. The change in internal energy of the system in process AC would be

A thermodynamic process is shown in Fig. The pressures and volumes corresponding to some points in the figure are : P_(A) = 3 xx 10^(4) Pa, P_(B) = 8 xx 10^(4) Pa and V_(A) = 2 xx 10^(-3) m^(3) , V_(D) = 5 xx 10^(-3) m . In process AB, 600 J of heat is added to the system and in process BC, 200 J of heat is added to the system. The change in internal energy of the energy of the process AC would be.

Give the order of the following : (a) 1 (b) 1000 (c ) 499 (d) 500 (e) 501) (f) 1 AU (1.496 xx 10^(11) m) (g) 1 Å (10(-10)m ) (h) Speed of light (3.00 xx 10^(8) m//s) (i) Gravitational constant (6.67 xx 10^(-11) N-m^(2)//kg^(2)) (j) Avogadro constant (6.02 xx 10^(23) mol^(-1)) (k) Planck's constant (6.63 xx 10^(-34) J-s) (l) Charge on electron (1.60 xx 10^(-19) C) (m) Radius of H - atom (5.29 xx 10^(-11)m) (n) Atmospheric pressure (1.01 xx 10^(5) Pa) (o) Mass of earth (5.98 xx 10^(24)kg) (p) Mean radius of earth (6.37 xx 10^(6)m)

A 2.00 kg metal object requires 5.02 xx 10^(3) J of heat to raise its temperature from 20.0^(@)C to 40.0^(@)C . What is the specific heat capacity of the metal ?

A thermodynamic process is shown in the following figure. In the process AB, 600 J of heat is added to the system and in BC, 200 J of heat is added to the system. The change in internal energy of the system in the process AC would be: P_(A) = 3 xx 10^(4) Pa, V_(A) = 2xx 10^(-3) m^(3) P_(B) = 8 xx 10^(4) Pa, V_(C) = 5 xx 10^(-3) m^(3)

The molor heat capacity of oxygen gas is given by the expression C_(v)=a+bT+cT^(2) where a, b and c are constants. What will be change in internal energy of 8 g of oxygen if it is heated from 200 K to 300 K at constant volume? Assume oxygen as an ideal gas. Given a = 1.2 JK^(-1)mol^(-1), b = 12.8 xx 10^(-2) JK^(-2) mol^(-1), c = 3.3 xx 10^(-7) JK^(-3)mol^(-1) . {:((1),"1000 J",(2),"950.15 J"),((3),"830.5 J",(4),"315.5 J"):}