	$B i = 0$			$B i = 10$
	Davis [27]	Present Study		Davis [27]	Present Study
$R_{t}$	$M a_{c}$	$M a_{c}$	$R_{t}$	$M a_{c}$	$M a_{c}$
0.0	79.61	79.59	0.0	413.4	413.29
100.0	68.43	68.47	100.0	378.7	378.62
200.0	57.12	57.10	300.0	305.0	304.91
300.0	45.49	45.48	500.0	225.1	225.08
400.0	33.59	33.58	700.0	138.6	138.62
500.0	21.39	21.38	900.0	44.73	44.729